CVE-2023-21306

MEDIUM

Android < 14.0 - Local Information Disclosure via ContentService Side Channel

Title source: llm

Description

In ContentService, there is a possible way to read installed sync content providers 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 0.7%

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