CVE-2021-39676 — Improper Input Validation in Google Android

CWE-20 — Improper Input ValidationCWE-502 — Deserialization of Untrusted Data4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 98.08%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Frameworks BaseGoogle Android
Timeline
PublishedFeb 11
Latest updateFeb 12

Description

In writeThrowable of AndroidFuture.java, there is a possible parcel serialization/deserialization mismatch 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-11Android ID: A-197228210

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-11
▶NVDgoogle/android11.0
▶Androidplatform/frameworks_base11:0 — 11:2022-02-01

🔴Vulnerability Details

2
GHSA
GHSA-cwhj-hjpj-c7pg: In writeThrowable of AndroidFuture↗2022-02-12
▶
OSV
CVE-2021-39676: In writeThrowable of AndroidFuture↗2022-02-01
▶

📋Vendor Advisories

1
Android
CVE-2021-39676: Android Security Bulletin 2022-02-01 CVE: CVE-2021-39676 Severity: HIGH Type: EoP Affected AOSP versions: 11 References: A-197228210*↗2022-02-01
▶
CVE-2021-39676 — Improper Input Validation in Google | cvebase