CVE-2021-0973 — Improper Handling of Case Sensitivity in Google Android

CWE-178 — Improper Handling of Case Sensitivity3 documents3 sources
Severity
5.0MEDIUMNVD
EPSS
0.0%
top 95.51%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform Packages Apps MessagingGoogle Android
Timeline
PublishedDec 15
Latest updateDec 16

Description

In isFileUri of UriUtil.java, there is a possible way to bypass ignoring file://URI attachment due to improper handling of case sensitivity. This could lead to local information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197328178

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:NExploitability: 1.3 | Impact: 3.6

Affected Packages3 packages

▶CVEListV5google/androidAndroid-12
▶NVDgoogle/android12.0
▶Androidplatform/packages_apps_messaging12:0 — 12:2021-12-01

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-52qv-5pm8-p78h: In isFileUri of UriUtil↗2021-12-16
▶
OSV
CVE-2021-0973: In isFileUri of UriUtil↗2021-12-01
▶
CVE-2021-0973 — Improper Handling of Case Sensitivity | cvebase