CVE-2021-0927 — Improper Preservation of Permissions in Google Android

CWE-281 — Improper Preservation of Permissions4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 98.33%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Google Android
Timeline
PublishedDec 15
Latest updateDec 16

Description

In requestChannelBrowsable of TvInputManagerService.java, there is a possible permission bypass due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-8.1 Android-9Android ID: A-189824175

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/androidAndroid-10 Android-11 Android-12 Android-8.1 Android-9
▶NVDgoogle/android5 versions+4

🔴Vulnerability Details

2
GHSA
GHSA-2cr4-c7g7-hhc2: In requestChannelBrowsable of TvInputManagerService↗2021-12-16
▶
OSV
CVE-2021-0927: In requestChannelBrowsable of TvInputManagerService↗2021-11-01
▶

📋Vendor Advisories

1
Android
CVE-2021-0927: TvInputManager↗2021-11-01
▶
CVE-2021-0927 — Improper Preservation of Permissions | cvebase