8.4
HIGH
CVE-2021-30306
Snapdragon Auto Buffer Overread Vulnerability
Description

Possible buffer over read due to improper buffer allocation for file length passed from user space in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

INFO

Published Date :

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

Last Modified :

Nov. 21, 2024, 6:03 a.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

2.5
Affected Products

The following products are affected by CVE-2021-30306 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 qca6574au_firmware
5 Qualcomm qca6595au_firmware
6 Qualcomm qca6696_firmware
7 Qualcomm sa6145p_firmware
8 Qualcomm sa6150p_firmware
9 Qualcomm sa6155p_firmware
10 Qualcomm sa8145p_firmware
11 Qualcomm sa8150p_firmware
12 Qualcomm sa8155p_firmware
13 Qualcomm sa8195p_firmware
14 Qualcomm sd865_5g_firmware
15 Qualcomm sd870_firmware
16 Qualcomm sd888_5g_firmware
17 Qualcomm sdx55m_firmware
18 Qualcomm wcd9341_firmware
19 Qualcomm wcd9380_firmware
20 Qualcomm wcd9385_firmware
21 Qualcomm wcn3988_firmware
22 Qualcomm wcn3998_firmware
23 Qualcomm wcn6850_firmware
24 Qualcomm wcn6851_firmware
25 Qualcomm wcn6855_firmware
26 Qualcomm wcn6856_firmware
27 Qualcomm wsa8810_firmware
28 Qualcomm wsa8815_firmware
29 Qualcomm wsa8830_firmware
30 Qualcomm wsa8835_firmware
31 Qualcomm wcn3991_firmware
32 Qualcomm wcn6750_firmware
33 Qualcomm qca6574_firmware
34 Qualcomm qca6574a_firmware
35 Qualcomm qcm6490_firmware
36 Qualcomm qcs6490_firmware
37 Qualcomm qrb5165_firmware
38 Qualcomm sa6155_firmware
39 Qualcomm sa8155_firmware
40 Qualcomm sd460_firmware
41 Qualcomm sd662_firmware
42 Qualcomm sd888_firmware
43 Qualcomm wcd9326_firmware
44 Qualcomm wcd9335_firmware
45 Qualcomm wcd9370_firmware
46 Qualcomm wcd9375_firmware
47 Qualcomm wcn3950_firmware
48 Qualcomm wcn6740_firmware
49 Qualcomm wcn3680b_firmware
50 Qualcomm sd480_firmware
51 Qualcomm sd690_5g_firmware
52 Qualcomm sd765_firmware
53 Qualcomm sd765g_firmware
54 Qualcomm sd768g_firmware
55 Qualcomm sd778g_firmware
56 Qualcomm sd780g_firmware
57 Qualcomm qca6174a_firmware
58 Qualcomm qca9377_firmware
59 Qualcomm wcn3615_firmware
60 Qualcomm sd750g_firmware
61 Qualcomm sm7250_firmware
62 Qualcomm sdx12_firmware
63 Qualcomm apq8053_firmware
64 Qualcomm msm8953_firmware
65 Qualcomm sm7325_firmware
66 Qualcomm apq8053
67 Qualcomm msm8953
68 Qualcomm qca6174a
69 Qualcomm qca6390
70 Qualcomm qca6391
71 Qualcomm qca6426
72 Qualcomm qca6574
73 Qualcomm qca6574a
74 Qualcomm qca6574au
75 Qualcomm qca6595au
76 Qualcomm qca6696
77 Qualcomm sa6145p
78 Qualcomm sa6150p
79 Qualcomm sa6155
80 Qualcomm sa6155p
81 Qualcomm sa8150p
82 Qualcomm sa8155
83 Qualcomm sa8155p
84 Qualcomm sa8195p
85 Qualcomm sd460
86 Qualcomm sd662
87 Qualcomm sd690_5g
88 Qualcomm sd750g
89 Qualcomm sd765
90 Qualcomm sd765g
91 Qualcomm sd768g
92 Qualcomm sd865_5g
93 Qualcomm sd888_5g
94 Qualcomm sdx55m
95 Qualcomm wcd9326
96 Qualcomm wcd9335
97 Qualcomm wcd9341
98 Qualcomm wcd9370
99 Qualcomm wcd9375
100 Qualcomm wcd9380
101 Qualcomm wcd9385
102 Qualcomm wcn3615
103 Qualcomm wcn3680b
104 Qualcomm wcn3950
105 Qualcomm wcn3988
106 Qualcomm wcn3991
107 Qualcomm wcn3998
108 Qualcomm wcn6740
109 Qualcomm wcn6750
110 Qualcomm wcn6850
111 Qualcomm wcn6851
112 Qualcomm wcn6856
113 Qualcomm wsa8810
114 Qualcomm wsa8815
115 Qualcomm wsa8830
116 Qualcomm wsa8835
117 Qualcomm qca9377
118 Qualcomm wcn6855
119 Qualcomm sd480
120 Qualcomm sd888
121 Qualcomm sa8145p
122 Qualcomm qcs6490
123 Qualcomm qcm6490
124 Qualcomm qrb5165
125 Qualcomm sm7325
126 Qualcomm sd870
127 Qualcomm sd778g
128 Qualcomm sd780g
129 Qualcomm sdx12
130 Qualcomm sm7250
: Total Affected Vendor : 1 | Products : 130
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-2021-30306.

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).

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

The following list is the news that have been mention CVE-2021-30306 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-30306 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:L/AC:L/Au:N/C:P/I:N/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/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:apq8053_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:apq8053:-:*:*:*:*:*:*:*
    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:qca6174a_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6174a:-:*:*:*:*:*:*:*
    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: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: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:qca9377_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca9377:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcm6490:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qcs6490_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qcs6490:-:*:*:*:*:*:*:*
    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: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:sd460_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd460:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd480_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd480:-:*:*:*:*:*:*:*
    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:sd690_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd690_5g:-:*:*:*:*:*:*:*
    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: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:sdx55m_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx55m:-:*:*:*:*:*:*:*
    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:wcd9335_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9335:-:*:*:*:*:*:*:*
    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:wcn3615_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3615:-:*:*:*:*:*:*:*
    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:wcn3950_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcn3950:-:*:*:*:*:*:*:*
    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: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: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-2021-30306 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-2021-30306 weaknesses.

Exploit Prediction

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

0.04 }} 0.00%

score

0.10314

percentile

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