CVE-2023-21097

HIGH

Android - Privilege Escalation

Title source: llm

Description

In toUriInner of Intent.java, there is a possible way to launch an arbitrary activity due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-261858325

Exploits (2)

nomisec WORKING POC

by uthrasri · poc

https://github.com/uthrasri/frameworks_base_AOSP10_r33_CVE-2023-21097

View Code ZIP pw:eip

nomisec WORKING POC

by Trinadh465 · poc

https://github.com/Trinadh465/frameworks_base_AOSP10_r33_CVE-2023-21097

View Code ZIP pw:eip

References (1)

[Patch, Vendor Advisory] https://source.android.com/security/bulletin/2023-04-01

Scores

CVSS v3 7.8

EPSS 0.0014

EPSS Percentile 33.8%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-610

Status published

Products (4)

google/android 11.0

google/android 12.0

google/android 12.1

google/android 13.0

Published Apr 19, 2023

Tracked Since Feb 18, 2026