9.1
CRITICAL
CVE-2021-1977
Snapdragon Buffer Over-Read Vulnerability
Description

Possible buffer over read due to improper validation of frame length while processing AEAD decryption during ASSOC response in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music

INFO

Published Date :

Oct. 20, 2021, 7:15 a.m.

Last Modified :

Nov. 21, 2024, 5:45 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2021-1977 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2021-1977 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Qualcomm qca6390_firmware
2 Qualcomm qca6391_firmware
3 Qualcomm qca6426_firmware
4 Qualcomm qca6436_firmware
5 Qualcomm qca6574au_firmware
6 Qualcomm qca6595au_firmware
7 Qualcomm qca6696_firmware
8 Qualcomm sa6145p_firmware
9 Qualcomm sa6150p_firmware
10 Qualcomm sa6155p_firmware
11 Qualcomm sa8145p_firmware
12 Qualcomm sa8150p_firmware
13 Qualcomm sa8155p_firmware
14 Qualcomm sa8195p_firmware
15 Qualcomm sd855_firmware
16 Qualcomm sd865_5g_firmware
17 Qualcomm sd870_firmware
18 Qualcomm sd888_5g_firmware
19 Qualcomm sdx55m_firmware
20 Qualcomm sdxr2_5g_firmware
21 Qualcomm wcd9341_firmware
22 Qualcomm wcd9380_firmware
23 Qualcomm wcd9385_firmware
24 Qualcomm wcn3980_firmware
25 Qualcomm wcn3988_firmware
26 Qualcomm wcn3998_firmware
27 Qualcomm wcn6850_firmware
28 Qualcomm wcn6851_firmware
29 Qualcomm wcn6855_firmware
30 Qualcomm wcn6856_firmware
31 Qualcomm wsa8810_firmware
32 Qualcomm wsa8815_firmware
33 Qualcomm wsa8830_firmware
34 Qualcomm wsa8835_firmware
35 Qualcomm ar8035_firmware
36 Qualcomm csra6620_firmware
37 Qualcomm csra6640_firmware
38 Qualcomm csrb31024_firmware
39 Qualcomm wcn3991_firmware
40 Qualcomm wcn6750_firmware
41 Qualcomm qca6310_firmware
42 Qualcomm qca6335_firmware
43 Qualcomm qca6564au_firmware
44 Qualcomm qca6574_firmware
45 Qualcomm qca6574a_firmware
46 Qualcomm qca6584au_firmware
47 Qualcomm qca6595_firmware
48 Qualcomm qca8337_firmware
49 Qualcomm qcm4290_firmware
50 Qualcomm qcs4290_firmware
51 Qualcomm qrb5165_firmware
52 Qualcomm sa6155_firmware
53 Qualcomm sa8155_firmware
54 Qualcomm sd460_firmware
55 Qualcomm sd660_firmware
56 Qualcomm sd662_firmware
57 Qualcomm sd888_firmware
58 Qualcomm sdx55_firmware
59 Qualcomm sm4125_firmware
60 Qualcomm sm6250_firmware
61 Qualcomm wcd9326_firmware
62 Qualcomm wcd9335_firmware
63 Qualcomm wcd9340_firmware
64 Qualcomm wcd9370_firmware
65 Qualcomm wcd9375_firmware
66 Qualcomm wcn3910_firmware
67 Qualcomm wcn3950_firmware
68 Qualcomm wcn3990_firmware
69 Qualcomm wcn6740_firmware
70 Qualcomm msm8996au_firmware
71 Qualcomm wcn3660b_firmware
72 Qualcomm wcn3680b_firmware
73 Qualcomm sa515m_firmware
74 Qualcomm wcn3610_firmware
75 Qualcomm sd690_5g_firmware
76 Qualcomm sd765_firmware
77 Qualcomm sd765g_firmware
78 Qualcomm sd768g_firmware
79 Qualcomm sd778g_firmware
80 Qualcomm sd780g_firmware
81 Qualcomm apq8096au_firmware
82 Qualcomm mdm9150_firmware
83 Qualcomm mdm9628_firmware
84 Qualcomm qca6564a_firmware
85 Qualcomm qcs410_firmware
86 Qualcomm qcs610_firmware
87 Qualcomm sa415m_firmware
88 Qualcomm qca6174a_firmware
89 Qualcomm qca9377_firmware
90 Qualcomm qcs603_firmware
91 Qualcomm qcs605_firmware
92 Qualcomm sd_675_firmware
93 Qualcomm sd675_firmware
94 Qualcomm sd678_firmware
95 Qualcomm sd845_firmware
96 Qualcomm apq8009_firmware
97 Qualcomm apq8064au_firmware
98 Qualcomm mdm9250_firmware
99 Qualcomm mdm9650_firmware
100 Qualcomm qcm6125_firmware
101 Qualcomm qca4020_firmware
102 Qualcomm qcs6125_firmware
103 Qualcomm qca9379_firmware
104 Qualcomm sd835_firmware
105 Qualcomm sdx20_firmware
106 Qualcomm sdx20m_firmware
107 Qualcomm wcn3615_firmware
108 Qualcomm sd665_firmware
109 Qualcomm ar8031_firmware
110 Qualcomm sd720g_firmware
111 Qualcomm sd750g_firmware
112 Qualcomm qca6320_firmware
113 Qualcomm qcs405_firmware
114 Qualcomm sdxr1_firmware
115 Qualcomm wcn3999_firmware
116 Qualcomm apq8017_firmware
117 Qualcomm mdm9206_firmware
118 Qualcomm mdm9607_firmware
119 Qualcomm qca9367_firmware
120 Qualcomm wcd9330_firmware
121 Qualcomm sd820_firmware
122 Qualcomm sm7250_firmware
123 Qualcomm qca6175a_firmware
124 Qualcomm sdx12_firmware
125 Qualcomm apq8053_firmware
126 Qualcomm msm8953_firmware
127 Qualcomm mdm9626_firmware
128 Qualcomm sm7325_firmware
129 Qualcomm apq8009
130 Qualcomm apq8017
131 Qualcomm apq8053
132 Qualcomm apq8064au
133 Qualcomm apq8096au
134 Qualcomm ar8031
135 Qualcomm ar8035
136 Qualcomm csra6620
137 Qualcomm csra6640
138 Qualcomm csrb31024
139 Qualcomm mdm9206
140 Qualcomm mdm9607
141 Qualcomm mdm9628
142 Qualcomm mdm9650
143 Qualcomm msm8953
144 Qualcomm msm8996au
145 Qualcomm qca4020
146 Qualcomm qca6174a
147 Qualcomm qca6175a
148 Qualcomm qca6310
149 Qualcomm qca6320
150 Qualcomm qca6335
151 Qualcomm qca6390
152 Qualcomm qca6391
153 Qualcomm qca6426
154 Qualcomm qca6436
155 Qualcomm qca6564a
156 Qualcomm qca6564au
157 Qualcomm qca6574
158 Qualcomm qca6574a
159 Qualcomm qca6574au
160 Qualcomm qca6584au
161 Qualcomm qca6595
162 Qualcomm qca6595au
163 Qualcomm qca6696
164 Qualcomm qca9379
165 Qualcomm qcm4290
166 Qualcomm qcm6125
167 Qualcomm qcs405
168 Qualcomm qcs410
169 Qualcomm qcs4290
170 Qualcomm qcs603
171 Qualcomm qcs605
172 Qualcomm qcs610
173 Qualcomm qcs6125
174 Qualcomm sa415m
175 Qualcomm sa6145p
176 Qualcomm sa6150p
177 Qualcomm sa6155
178 Qualcomm sa6155p
179 Qualcomm sa8150p
180 Qualcomm sa8155
181 Qualcomm sa8155p
182 Qualcomm sa8195p
183 Qualcomm sd_675
184 Qualcomm sd460
185 Qualcomm sd660
186 Qualcomm sd662
187 Qualcomm sd665
188 Qualcomm sd675
189 Qualcomm sd690_5g
190 Qualcomm sd720g
191 Qualcomm sd750g
192 Qualcomm sd765
193 Qualcomm sd765g
194 Qualcomm sd768g
195 Qualcomm sd820
196 Qualcomm sd835
197 Qualcomm sd845
198 Qualcomm sd855
199 Qualcomm sd865_5g
200 Qualcomm sd888_5g
201 Qualcomm sdx55
202 Qualcomm sdx55m
203 Qualcomm sdxr1
204 Qualcomm sdxr2_5g
205 Qualcomm sm4125
206 Qualcomm sm6250
207 Qualcomm wcd9326
208 Qualcomm wcd9330
209 Qualcomm wcd9335
210 Qualcomm wcd9340
211 Qualcomm wcd9341
212 Qualcomm wcd9370
213 Qualcomm wcd9375
214 Qualcomm wcd9380
215 Qualcomm wcd9385
216 Qualcomm wcn3610
217 Qualcomm wcn3615
218 Qualcomm wcn3660b
219 Qualcomm wcn3680b
220 Qualcomm wcn3910
221 Qualcomm wcn3950
222 Qualcomm wcn3980
223 Qualcomm wcn3988
224 Qualcomm wcn3990
225 Qualcomm wcn3991
226 Qualcomm wcn3998
227 Qualcomm wcn3999
228 Qualcomm wcn6740
229 Qualcomm wcn6750
230 Qualcomm wcn6850
231 Qualcomm wcn6851
232 Qualcomm wcn6856
233 Qualcomm wsa8810
234 Qualcomm wsa8815
235 Qualcomm wsa8830
236 Qualcomm wsa8835
237 Qualcomm qca8337
238 Qualcomm mdm9150
239 Qualcomm mdm9250
240 Qualcomm qca9367
241 Qualcomm qca9377
242 Qualcomm sa515m
243 Qualcomm sdx20
244 Qualcomm sdx20m
245 Qualcomm mdm9626
246 Qualcomm wcn6855
247 Qualcomm sd888
248 Qualcomm sa8145p
249 Qualcomm qrb5165
250 Qualcomm sm7325
251 Qualcomm sd870
252 Qualcomm sd678
253 Qualcomm sd778g
254 Qualcomm sd780g
255 Qualcomm sdx12
256 Qualcomm sm7250
: Total Affected Vendor : 1 | Products : 256
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-1977.

URL Resource
https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin Patch Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

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google/vanir

Vanir is a source code-based static analysis tool that automatically identifies the list of missing security patches in the target system. By default, Vanir pulls up-to-date CVEs from Open Source Vulnerabilities (OSV) together with their corresponding signatures so that users can transparently scan missing patches for an up-to-date list of CVEs.

Starlark Python C++

Updated: 2 weeks, 2 days ago
76 stars 4 fork 4 watcher
Born at : Aug. 7, 2024, 7:04 p.m. This repo has been linked 16 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-1977 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-1977 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Oct. 26, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
    Changed Reference Type https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin No Types Assigned https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin Patch, Vendor Advisory
    Added CWE NIST CWE-125
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:apq8009_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:apq8009:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:apq8017_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:apq8017:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:apq8053_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:apq8053:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:apq8064au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:apq8064au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:apq8096au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:apq8096au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:ar8031_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:ar8031:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:ar8035:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:csra6620_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:csra6620:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:csra6640_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:csra6640:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:csrb31024_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:csrb31024:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:mdm9150_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:mdm9150:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:mdm9206_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:mdm9206:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:mdm9250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:mdm9250:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:mdm9607_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:mdm9607:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:mdm9626_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:mdm9626:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:mdm9628_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:mdm9628:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:mdm9650_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:mdm9650:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:msm8953_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:msm8953:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:msm8996au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:msm8996au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca4020_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca4020:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6174a_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6174a:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6175a_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6175a:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6310_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6310:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6320_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6320:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6335_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6335:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6390_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6390:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6391:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6426_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6426:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6436_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6436:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6564a_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6564a:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6564au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6564au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6574_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6574:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6574a_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6574a:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6574au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6584au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6584au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6595_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6595:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6595au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6696:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca8337_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca8337:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca9367_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca9367:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca9377_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca9377:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca9379_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca9379:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm4290_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm4290:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm6125_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm6125:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs405_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs405:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs410_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs410:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs4290_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs4290:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs603_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs603:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs605_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs605:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs610_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs610:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs6125_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs6125:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qrb5165_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qrb5165:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa415m_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa415m:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa515m_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa515m:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa6145p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa6145p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa6150p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa6150p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa6155_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa6155:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa6155p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa6155p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8145p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8145p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8150p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8150p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8155_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8155:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8155p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8155p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8195p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8195p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd_675_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd_675:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd460_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd460:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd660_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd660:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd662_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd662:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd665_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd665:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd675_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd675:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd678_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd678:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd690_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd690_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd720g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd720g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd750g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd750g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd765_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd765:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd765g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd765g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd768g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd768g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd778g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd778g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd780g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd780g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd820_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd820:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd835_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd835:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd845_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd845:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd855_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd855:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd865_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd865_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd870_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd870:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd888_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd888:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd888_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd888_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx12_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx12:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx20_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx20:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx20m_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx20m:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx55_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx55:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdx55m_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx55m:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdxr1_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdxr1:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sdxr2_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdxr2_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm4125_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm4125:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm6250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm6250:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7250:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7325_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7325:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9326_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9326:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9330_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9330:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9335_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9335:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9340_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9340:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9341_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9341:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9370:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9375:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9380:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9385:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3610_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3610:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3615_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3615:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3660b_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3660b:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3680b_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3680b:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3910_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3910:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3950_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3950:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3980_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3980:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3988_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3988:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3990_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3990:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3991_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3991:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3998_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3998:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn3999_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3999:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6740_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6740:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6750_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6750:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6850_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6850:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6851_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6851:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6855_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6855:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wcn6856_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn6856:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8810_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8810:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8815_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8815:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8830_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8830:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wsa8835:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-1977 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-1977 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.25 }} 0.06%

score

0.63793

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: