CVE-2023-20904

HIGH

Android -12L, -13 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-20904. PoCs published by FishMan132.

AI-analyzed exploit summary This repository contains a proof-of-concept exploit for CVE-2023-20904, demonstrating how an attacker can manipulate Android Intents with selectors to redirect to malicious activities. The vulnerable app parses URIs without clearing the selector, allowing intent redirection.

Description

In getTrampolineIntent of SettingsActivity.java, there is a possible launch of arbitrary activity due to an Intent mismatch in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12L Android-13Android ID: A-246300272

Exploits (1)

nomisec WORKING POC 1 stars
by FishMan132 · poc
https://github.com/FishMan132/CVE-2023-20904

This repository contains a proof-of-concept exploit for CVE-2023-20904, demonstrating how an attacker can manipulate Android Intents with selectors to redirect to malicious activities. The vulnerable app parses URIs without clearing the selector, allowing intent redirection.

Classification
Working Poc 90%
Attack Type
Auth Bypass
Complexity
Moderate
Reliability
Reliable
Target: Android applications using vulnerable Intent handling (specific version not specified)
No auth needed
Prerequisites: Access to a vulnerable Android application · Ability to craft malicious Intents with selectors
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1

Scores

CVSS v3 7.8
EPSS 0.0014
EPSS Percentile 3.4%
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

Status published
Products (2)
google/android 12.1
google/android 13.0
Published Jan 26, 2023
Tracked Since Feb 18, 2026