7.5
HIGH
CVE-2021-35076
Qualcomm Snapdragon RRC Connection Reconfiguration Message Null Pointer Dereference
Description

Possible null pointer dereference due to improper validation of RRC connection reconfiguration message in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

INFO

Published Date :

June 14, 2022, 10:15 a.m.

Last Modified :

Nov. 21, 2024, 6:11 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-35076 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 sd_8_gen1_5g_firmware
9 Qualcomm sd855_firmware
10 Qualcomm sd865_5g_firmware
11 Qualcomm sd870_firmware
12 Qualcomm sd888_5g_firmware
13 Qualcomm sdx55m_firmware
14 Qualcomm sdxr2_5g_firmware
15 Qualcomm wcd9341_firmware
16 Qualcomm wcd9380_firmware
17 Qualcomm wcd9385_firmware
18 Qualcomm wcn3988_firmware
19 Qualcomm wcn3998_firmware
20 Qualcomm wcn6850_firmware
21 Qualcomm wcn6851_firmware
22 Qualcomm wcn6855_firmware
23 Qualcomm wcn6856_firmware
24 Qualcomm wsa8810_firmware
25 Qualcomm wsa8815_firmware
26 Qualcomm wsa8830_firmware
27 Qualcomm wsa8835_firmware
28 Qualcomm ar8035_firmware
29 Qualcomm wcn3991_firmware
30 Qualcomm wcn6750_firmware
31 Qualcomm qca6421_firmware
32 Qualcomm qca6431_firmware
33 Qualcomm qca6574a_firmware
34 Qualcomm qca8081_firmware
35 Qualcomm qca8337_firmware
36 Qualcomm qcm6490_firmware
37 Qualcomm qcs6490_firmware
38 Qualcomm sd888_firmware
39 Qualcomm sdx55_firmware
40 Qualcomm sm7250p_firmware
41 Qualcomm sm7315_firmware
42 Qualcomm sm7325p_firmware
43 Qualcomm wcd9360_firmware
44 Qualcomm wcd9370_firmware
45 Qualcomm wcd9375_firmware
46 Qualcomm wcn6740_firmware
47 Qualcomm sa515m_firmware
48 Qualcomm sd480_firmware
49 Qualcomm sd695_firmware
50 Qualcomm sd690_5g_firmware
51 Qualcomm sd765_firmware
52 Qualcomm sd765g_firmware
53 Qualcomm sd768g_firmware
54 Qualcomm sd778g_firmware
55 Qualcomm sd780g_firmware
56 Qualcomm sdx65_firmware
57 Qualcomm sd750g_firmware
58 Qualcomm ar8035
59 Qualcomm qca6390
60 Qualcomm qca6391
61 Qualcomm qca6421
62 Qualcomm qca6426
63 Qualcomm qca6431
64 Qualcomm qca6436
65 Qualcomm qca6574a
66 Qualcomm qca6574au
67 Qualcomm qca6595au
68 Qualcomm qca6696
69 Qualcomm sd690_5g
70 Qualcomm sd750g
71 Qualcomm sd765
72 Qualcomm sd765g
73 Qualcomm sd768g
74 Qualcomm sd855
75 Qualcomm sd865_5g
76 Qualcomm sd888_5g
77 Qualcomm sdx55
78 Qualcomm sdx55m
79 Qualcomm sdxr2_5g
80 Qualcomm sm7250p
81 Qualcomm wcd9341
82 Qualcomm wcd9360
83 Qualcomm wcd9370
84 Qualcomm wcd9375
85 Qualcomm wcd9380
86 Qualcomm wcd9385
87 Qualcomm wcn3988
88 Qualcomm wcn3991
89 Qualcomm wcn3998
90 Qualcomm wcn6740
91 Qualcomm wcn6750
92 Qualcomm wcn6850
93 Qualcomm wcn6851
94 Qualcomm wcn6856
95 Qualcomm wsa8810
96 Qualcomm wsa8815
97 Qualcomm wsa8830
98 Qualcomm wsa8835
99 Qualcomm qca8337
100 Qualcomm sa515m
101 Qualcomm qca8081
102 Qualcomm wcn6855
103 Qualcomm sd480
104 Qualcomm sd888
105 Qualcomm sm8475
106 Qualcomm qcs6490
107 Qualcomm qcm6490
108 Qualcomm sm7315
109 Qualcomm sm7325p
110 Qualcomm sd870
111 Qualcomm sd778g
112 Qualcomm sd780g
113 Qualcomm sdx65
114 Qualcomm sd695
: Total Affected Vendor : 1 | Products : 114
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-2021-35076.

URL Resource
https://www.qualcomm.com/company/product-security/bulletins/may-2022-bulletin Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/may-2022-bulletin 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-2021-35076 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-35076 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/may-2022-bulletin
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Jun. 22, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:C)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://www.qualcomm.com/company/product-security/bulletins/may-2022-bulletin No Types Assigned https://www.qualcomm.com/company/product-security/bulletins/may-2022-bulletin Vendor Advisory
    Added CWE NIST CWE-476
    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: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:qca6421_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6421:-:*:*:*:*:*:*:*
    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:qca6431_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6431:-:*:*:*:*:*:*:*
    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: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:qca8081_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca8081:-:*:*:*:*:*:*:*
    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: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:sa515m_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa515m:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd_8_gen1_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd_8_gen1_5g:-:*:*:*:*:*:*:*
    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:sd690_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd690_5g:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sd695_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd695:-:*:*:*:*:*:*:*
    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: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: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:sdx65_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sdx65:-:*:*:*:*:*:*:*
    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:sm7250p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7250p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7315_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7315:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sm7325p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm7325p:-:*:*:*:*:*:*:*
    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:wcd9360_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9360:-:*:*:*:*:*:*:*
    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: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-2021-35076 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-2021-35076 weaknesses.

Exploit Prediction

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

0.09 }} 0.00%

score

0.36988

percentile

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