9.1
CRITICAL
CVE-2021-30304
Qualcomm Snapdragon Buffer Out-of-Bounds Read
Description

Possible buffer out of bound read can occur due to improper validation of TBTT count and length while parsing the beacon response in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity

INFO

Published Date :

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

Last Modified :

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

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-30304 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 wcd9380_firmware
2 Qualcomm wcd9385_firmware
3 Qualcomm wcn6850_firmware
4 Qualcomm wcn6851_firmware
5 Qualcomm wcn6855_firmware
6 Qualcomm wcn6856_firmware
7 Qualcomm wsa8830_firmware
8 Qualcomm wsa8835_firmware
9 Qualcomm qca2062_firmware
10 Qualcomm qca2064_firmware
11 Qualcomm qca2065_firmware
12 Qualcomm qca2066_firmware
13 Qualcomm sc8280xp_firmware
14 Qualcomm wcd9380
15 Qualcomm wcd9385
16 Qualcomm wcn6850
17 Qualcomm wcn6851
18 Qualcomm wcn6856
19 Qualcomm wsa8830
20 Qualcomm wsa8835
21 Qualcomm wcn6855
22 Qualcomm qca2062
23 Qualcomm qca2064
24 Qualcomm qca2065
25 Qualcomm qca2066
26 Qualcomm sc8280xp
: Total Affected Vendor : 1 | Products : 26
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-2021-30304.

URL Resource
https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/october-2021-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-2021-30304 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-30304 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 Vendor Advisory
    Added CWE NIST CWE-125
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca2062_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca2062:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca2064_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca2064:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca2065_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca2065:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca2066_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca2066:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sc8280xp_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sc8280xp:-:*:*:*:*:*:*:*
    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: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-2021-30304 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-2021-30304 weaknesses.

Exploit Prediction

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

0.19 }} 0.02%

score

0.56528

percentile

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