VDB-155972 · CVE-2020-3625 · GCVE-0-2020-3625

Qualcomm Snapdragon Auto SM8250/SXR2130 DSP Attribute buffer overflow

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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in Qualcomm Snapdragon Auto, Snapdragon Consumer IOT and Snapdragon Mobile SM8250/SXR2130. This vulnerability affects unknown code of the component DSP Handler. Such manipulation as part of Attribute leads to buffer overflow. This vulnerability is uniquely identified as CVE-2020-3625. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Qualcomm Snapdragon Auto, Snapdragon Consumer IOT and Snapdragon Mobile SM8250/SXR2130 (Chip Software). Affected by this issue is an unknown code block of the component DSP Handler. The manipulation as part of a Attribute leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. CVE summarizes:

When making query to DSP capabilities, Stack out of bounds occurs due to wrong buffer length configured for DSP attributes in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile in SM8250, SXR2130

The weakness was disclosed 06/02/2020 as confirmed security bulletin (Website). The advisory is shared for download at qualcomm.com. This vulnerability is handled as CVE-2020-3625 since 12/17/2019. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

The entries VDB-155936, VDB-155937, VDB-155938 and VDB-155939 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Chip Software

Vendor

Qualcomm

Name

Version

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / 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

12/17/2019 🔍
06/02/2020 +168 days 🔍
06/03/2020 +1 days 🔍
10/21/2020 +140 days 🔍

Sourcesinfo

Vendor: qualcomm.com

Advisory: qualcomm.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-3625 (🔍)
GCVE (CVE): GCVE-0-2020-3625
GCVE (VulDB): GCVE-100-155972
See also: 🔍

Entryinfo

Created: 06/03/2020 07:44
Updated: 10/21/2020 11:31
Changes: 06/03/2020 07:44 (41), 06/03/2020 07:49 (18), 10/21/2020 11:31 (1)
Complete: 🔍
Cache ID: 216::103