CVE-2021-39772

CVSS V2 Medium 5.8 CVSS V3 High 8.8

Description

In Bluetooth, there is a possible way to access the a2dp audio control switch due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-181962322

Overview

CVE ID
CVE-2021-39772

Assigner
security@android.com

Vulnerability Status
Analyzed

Published Version
2022-03-30T16:15:10

Last Modified Date
2022-04-06T03:34:07

Weakness Enumerations

CWE	URL
CWE-269	http://cwe.mitre.org/data/definitions/269.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:google:android:12.0:::::::*	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:A/AC:L/Au:N/C:P/I:P/A:P

Access Vector
ADJACENT_NETWORK

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
5.8

Severity
MEDIUM

Exploitability Score
6.5

Impact Score
6.4

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
ADJACENT_NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
8.8

Base Severity
HIGH

Exploitability Score
2.8

Impact Score
5.9

References

Reference URL	Reference Tags
https://source.android.com/security/bulletin/android-12l

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-39772
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39772

History

Created	Old Value	New Value	Data Type	Notes
2022-04-04 00:40:12				Added to TrackCVE
2022-12-06 13:44:38	2022-03-30T16:15Z	2022-03-30T16:15:10	CVE Published Date	updated
2022-12-06 13:44:38		2022-04-06T03:34:07	CVE Modified Date	updated
2022-12-06 13:44:38		Analyzed	Vulnerability Status	updated