CVE-2021-0966 — Missing Initialization of Resource in Google Android

CWE-909 — Missing Initialization of ResourceCWE-668 — Resource ExposureCWE-863 — Incorrect Authorization5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.99%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System Tools AidlGoogle Android
Timeline
PublishedDec 15
Latest updateDec 16

Description

In code generated by BuildParcelFields of generate_cpp.cpp, there is a possible way for a crafted parcelable to reveal uninitialized memory of a target process due to uninitialized data. This could lead to local information disclosure across Binder transactions with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-198346478

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5google/androidAndroid-11 Android-12
▶NVDgoogle/android11.0, 12.0+1
▶Androidplatform/system_tools_aidl11:0 — 11:2021-12-01+1

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-f73v-rm28-j7c4: In code generated by BuildParcelFields of generate_cpp↗2021-12-16
▶
OSV
CVE-2021-0966: In code generated by BuildParcelFields of generate_cpp↗2021-12-01
▶

📋Vendor Advisories

2
Android
CVE-2021-0966: Android Security Bulletin 2021-12-01 CVE: CVE-2021-0966 Severity: HIGH Type: ID Affected AOSP versions: 11, 12 References: A-198346478↗2021-12-01
▶
Red Hat
pki-core: Unprivileged users can renew any certificate↗2021-03-12
▶
CVE-2021-0966 — Missing Initialization of Resource | cvebase