CVE-2021-39693 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Google Android

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-269 — Improper Privilege Management4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 98.03%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks BaseGoogle Android
Timeline
PublishedMar 16
Latest updateMar 17

Description

In onUidStateChanged of AppOpsService.java, there is a possible way to access location without a visible indicator 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-12Android ID: A-208662370

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 — 12:2022-03-01+1

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-xr7q-92rc-hj9g: In onUidStateChanged of AppOpsService↗2022-03-17
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OSV
CVE-2021-39693: In onUidStateChanged of AppOpsService↗2022-03-01
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📋Vendor Advisories

1
Android
CVE-2021-39693: Android Security Bulletin 2022-03-01 CVE: CVE-2021-39693 Severity: HIGH Type: EoP Affected AOSP versions: 12 References: A-208662370↗2022-03-01
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CVE-2021-39693 — Google Android vulnerability | cvebase