CVE-2021-0981 — Improper Privilege Management in Google Android

CWE-269 — Improper Privilege Management4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 96.80%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks BaseGoogle Android
Timeline
PublishedDec 15
Latest updateJul 1

Description

In enqueueNotificationInternal of NotificationManagerService.java, there is a possible way to run a foreground service without showing a notification due to improper input validation. 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-11Android ID: A-191981182

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-10 Android-11
▶NVDgoogle/android10.0, 11.0+1
▶Androidplatform/frameworks_base10:0 — 10:2022-07-01+1

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

2
OSV
CVE-2021-0981: In enqueueNotificationInternal of NotificationManagerService↗2022-07-01
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GHSA
GHSA-qh93-p265-2g8r: In enqueueNotificationInternal of NotificationManagerService↗2021-12-16
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📋Vendor Advisories

1
Android
CVE-2021-0981: Android Security Bulletin 2022-07-01 CVE: CVE-2021-0981 Severity: HIGH Type: EoP Affected AOSP versions: 10, 11 References: A-191981182↗2022-07-01
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CVE-2021-0981 — Improper Privilege Management in Google | cvebase