CVE-2017-13236

HIGH

Android 8.0-8.1 - Incorrect Permission Assignment for Critical Resource in KeyStore Service

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-13236. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit leverages a race condition in the Android Keystore service's PID-based SELinux context enforcement to generate a device-unique key without proper privileges. The attack involves forking a process, killing it, and spawning a new 'priv_app' instance to bypass access controls.

Description

In the KeyStore service, there is a permissions bypass that allows access to protected resources. This could lead to local escalation of privilege with system execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: 8.0, 8.1. Android ID: A-68217699.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdosandroid
https://www.exploit-db.com/exploits/43996

This exploit leverages a race condition in the Android Keystore service's PID-based SELinux context enforcement to generate a device-unique key without proper privileges. The attack involves forking a process, killing it, and spawning a new 'priv_app' instance to bypass access controls.

Classification
Working Poc 90%
Attack Type
Lpe
Complexity
Complex
Reliability
Racy
Target: Android Keystore Service (versions affected by CVE-2017-13236)
No auth needed
Prerequisites: Access to an Android device with the vulnerable Keystore service · Ability to execute code on the target device
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/43996/
Vendor Advisory x_refsource_confirm
https://source.android.com/security/bulletin/2018-02-01
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/102979

Scores

CVSS v3 7.8
EPSS 0.0057
EPSS Percentile 42.7%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-732
Status published
Products (2)
google/android 8.0
google/android 8.1
Published Feb 12, 2018
Tracked Since Feb 18, 2026