VDB-201992 · CVE-2021-35126 · GCVE-0-2021-35126

Qualcomm Snapdragon Auto DSP Service memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.9	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Qualcomm Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT and Snapdragon Mobile. Affected is an unknown function of the component DSP Service. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2021-35126. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Qualcomm Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT and Snapdragon Mobile (Chip Software) and classified as critical. Affected by this issue is an unknown function of the component DSP Service. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Memory corruption in DSP service due to improper validation of input parameters in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

The weakness was disclosed 06/15/2022. The advisory is shared for download at qualcomm.com. This vulnerability is handled as CVE-2021-35126 since 06/21/2021. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Chip Software

Vendor

Qualcomm

Name

License

commercial

Website

Vendor: https://www.qualcomm.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.4
CNA Vector (Qualcomm, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/21/2021 🔍
06/15/2022 +359 days 🔍
06/15/2022 +0 days 🔍
06/17/2022 +2 days 🔍

Sourcesinfo

Vendor: qualcomm.com

Advisory: qualcomm.com
Status: Confirmed

CVE: CVE-2021-35126 (🔍)
GCVE (CVE): GCVE-0-2021-35126
GCVE (VulDB): GCVE-100-201992

Entryinfo

Created: 06/15/2022 12:20
Updated: 06/17/2022 15:36
Changes: 06/15/2022 12:20 (39), 06/17/2022 15:36 (12)
Complete: 🔍
Cache ID: 216::103