CVE-2021-39630 — Incorrect Authorization in Google Android

CWE-863 — Incorrect AuthorizationCWE-269 — Improper Privilege Management4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 98.83%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks BaseGoogle Android
Timeline
PublishedJan 14
Latest updateJan 15

Description

In executeRequest of OverlayManagerService.java, there is a possible way to control fabricated overlays from adb shell due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-202768292

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 Packages4 packages

▶CVEListV5google/androidAndroid-12
▶NVDgoogle/android12.0
▶Androidplatform/frameworks_base12:0 — 12:2022-01-01

🔴Vulnerability Details

2
GHSA
GHSA-jw7w-9487-4rh7: In executeRequest of OverlayManagerService↗2022-01-15
▶
OSV
CVE-2021-39630: In executeRequest of OverlayManagerService↗2022-01-01
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📋Vendor Advisories

1
Android
CVE-2021-39630: Android Security Bulletin 2022-01-01 CVE: CVE-2021-39630 Severity: HIGH Type: EoP Affected AOSP versions: 12 References: A-202768292↗2022-01-01
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CVE-2021-39630 — Incorrect Authorization in Google | cvebase