CVE-2021-39704 — Improper Preservation of Permissions in Google Android

CWE-281 — Improper Preservation of Permissions4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 98.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks BaseGoogle Android
Timeline
PublishedMar 16
Latest updateMar 17

Description

In deleteNotificationChannelGroup of NotificationManagerService.java, there is a possible way to run foreground service without user notification 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-10 Android-11 Android-12Android ID: A-209965481

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 Android-12
▶NVDgoogle/android10.0, 11.0, 12.0+2
▶Androidplatform/frameworks_base11:0 — 11:2022-03-01+2

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-pgpc-g587-47x9: In deleteNotificationChannelGroup of NotificationManagerService↗2022-03-17
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OSV
CVE-2021-39704: In deleteNotificationChannelGroup of NotificationManagerService↗2022-03-01
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📋Vendor Advisories

1
Android
CVE-2021-39704: Android Security Bulletin 2022-03-01 CVE: CVE-2021-39704 Severity: HIGH Type: EoP Affected AOSP versions: 10, 11, 12 References: A-209965481↗2022-03-01
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CVE-2021-39704 — Improper Preservation of Permissions | cvebase