CVE-2023-21305

MEDIUM

Android < 14.0 - Unauthenticated App Installation Status Disclosure via Content Side Channel

Title source: llm

Description

In Content, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

References (1)

Core 1

Core References

Vendor Advisory

https://source.android.com/docs/security/bulletin/android-14

Scores

CVSS v3 5.5

EPSS 0.0009

EPSS Percentile 0.6%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-203

Status published

Products (1)

google/android < 14.0

Published Oct 30, 2023

Tracked Since Feb 18, 2026