Privilege escalation in Google Android



Published: 2020-12-11
Risk Medium
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2020-27059
CWE-ID CWE-362
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Google Android
Operating systems & Components / Operating system

Vendor Google

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Race condition

EUVDB-ID: #VU48932

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-27059

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

The vulnerability allows a malicious application to elevate privileges on the system.

The vulnerability exists due to a race condition when processing two activities, related to fingerprint input. A malicious application installed on the device can bypass mitigations, implemented by Android and gain elevated privileges within the system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

A patch will be released in the January 2021 Android Security Bulletin.

Vulnerable software versions

Google Android: 10, 9.0


CPE2.3 External links

http://www.darkreading.com/threat-intelligence/fingerprint-jacking-attack-technique-manipulates-android-ui-/d/d-id/1339684

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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