CVE-2021-39701 — Improper Input Validation in Google Android

CWE-20 — Improper Input Validation4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 88.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks BaseGoogle Android
Timeline
PublishedMar 16
Latest updateMar 17

Description

In serviceConnection of ControlsProviderLifecycleManager.kt, there is a possible way to keep service running in foreground without notification or permission due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-212286849

CVSS vector

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

Affected Packages4 packages

▶CVEListV5google/androidAndroid-11 Android-12
▶NVDgoogle/android11.0, 12.0+1
▶Androidplatform/frameworks_base11:0 — 11:2022-03-01+2

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-hphp-mxj8-3r85: In serviceConnection of ControlsProviderLifecycleManager↗2022-03-17
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OSV
CVE-2021-39701: In serviceConnection of ControlsProviderLifecycleManager↗2022-03-01
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📋Vendor Advisories

1
Android
CVE-2021-39701: Android Security Bulletin 2022-03-01 CVE: CVE-2021-39701 Severity: HIGH Type: EoP Affected AOSP versions: 11, 12 References: A-212286849↗2022-03-01
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CVE-2021-39701 — Improper Input Validation in Google | cvebase