8.8
HIGH
CVE-2021-35123
Snapdragon Connectivity Buffer Overflow
Description

Buffer copy in GATT multi notification due to improper length check for the data coming over-the-air in Snapdragon Connectivity, Snapdragon Industrial IOT

INFO

Published Date :

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

Last Modified :

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

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-35123 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 aqt1000_firmware
2 Qualcomm qca6390_firmware
3 Qualcomm qca6391_firmware
4 Qualcomm sd_8_gen1_5g_firmware
5 Qualcomm sd855_firmware
6 Qualcomm sd865_5g_firmware
7 Qualcomm sd870_firmware
8 Qualcomm sd888_5g_firmware
9 Qualcomm sdx55m_firmware
10 Qualcomm wcd9380_firmware
11 Qualcomm wcd9385_firmware
12 Qualcomm wcn3980_firmware
13 Qualcomm wcn3988_firmware
14 Qualcomm wcn3998_firmware
15 Qualcomm wcn6850_firmware
16 Qualcomm wcn6851_firmware
17 Qualcomm wcn6855_firmware
18 Qualcomm wcn6856_firmware
19 Qualcomm wsa8830_firmware
20 Qualcomm wsa8835_firmware
21 Qualcomm wcn3991_firmware
22 Qualcomm wcn6750_firmware
23 Qualcomm sd660_firmware
24 Qualcomm sm7325p_firmware
25 Qualcomm sm6375_firmware
26 Qualcomm wcd9335_firmware
27 Qualcomm wcd9370_firmware
28 Qualcomm wcd9375_firmware
29 Qualcomm wcn6740_firmware
30 Qualcomm sd480_firmware
31 Qualcomm sd778g_firmware
32 Qualcomm sd780g_firmware
33 Qualcomm aqt1000
34 Qualcomm qca6390
35 Qualcomm qca6391
36 Qualcomm sd660
37 Qualcomm sd855
38 Qualcomm sd865_5g
39 Qualcomm sd888_5g
40 Qualcomm sdx55m
41 Qualcomm wcd9335
42 Qualcomm wcd9370
43 Qualcomm wcd9375
44 Qualcomm wcd9380
45 Qualcomm wcd9385
46 Qualcomm wcn3980
47 Qualcomm wcn3988
48 Qualcomm wcn3991
49 Qualcomm wcn3998
50 Qualcomm wcn6740
51 Qualcomm wcn6750
52 Qualcomm wcn6850
53 Qualcomm wcn6851
54 Qualcomm wcn6856
55 Qualcomm wsa8830
56 Qualcomm wsa8835
57 Qualcomm wcn6855
58 Qualcomm sd480
59 Qualcomm sm8475
60 Qualcomm sm7325p
61 Qualcomm sm6375
62 Qualcomm sd870
63 Qualcomm sd778g
64 Qualcomm sd780g
: Total Affected Vendor : 1 | Products : 64
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-2021-35123.

URL Resource
https://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin Patch Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/april-2022-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-2021-35123 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-35123 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/april-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:A/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin No Types Assigned https://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin Patch, Vendor Advisory
    Added CWE NIST NVD-CWE-Other
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:aqt1000_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:aqt1000:-:*:*:*:*:*:*:*
    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: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:sd660_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd660:-:*:*:*:*:*:*:*
    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_5g_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sd888_5g:-:*:*:*:*:*:*:*
    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:sm6375_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sm6375:-:*:*:*:*:*:*:*
    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:wcd9335_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:wcd9335:-:*:*:*:*:*:*:*
    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: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: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: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-2021-35123 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-2021-35123 weaknesses.

Exploit Prediction

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

0.06 }} 0.00%

score

0.24455

percentile

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