VDB-167607 · CVE-2021-0316 · A-168802990

Google Android up to 11.0 Bluetooth avrc_pars_tg.cc avrc_pars_vendor_cmd out-of-bounds write

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.
8.2	$5k-$25k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Google Android 8.0/8.1/9.0/10.0/11.0. Affected by this vulnerability is the function avrc_pars_vendor_cmd of the file avrc_pars_tg.cc of the component Bluetooth Handler. Performing a manipulation results in out-of-bounds write. This vulnerability is reported as CVE-2021-0316. The attack is possible to be carried out remotely. No exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as critical has been found in Google Android 8.0/8.1/9.0/10.0/11.0 (Smartphone Operating System). This affects the function avrc_pars_vendor_cmd of the file avrc_pars_tg.cc of the component Bluetooth Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 01/12/2021 as A-168802990. It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2021-0316. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/11/2021). It is expected to see the exploit prices for this product increasing in the near future.

Applying a patch is able to eliminate this problem.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

Version

License

free

Website

Vendor: https://www.google.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/06/2020 🔍
01/12/2021 +67 days 🔍
01/12/2021 +0 days 🔍
02/11/2021 +30 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-168802990
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-0316 (🔍)
GCVE (CVE): GCVE-0-2021-0316
GCVE (VulDB): GCVE-100-167607
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 01/12/2021 11:14
Updated: 02/11/2021 15:32
Changes: 01/12/2021 11:14 (42), 02/11/2021 15:25 (6), 02/11/2021 15:32 (18)
Complete: 🔍
Cache ID: 216::103