How serious is CVE-2021-0642?

This vulnerability has a CVSS score of 5.5 out of 10, classified as MEDIUM severity. Proof-of-concept exploit code is publicly available, making this an active threat.

Is there exploit code available for CVE-2021-0642?

Yes, proof-of-concept exploit code for CVE-2021-0642 is publicly available on GitHub and security research platforms. This increases the risk of active exploitation.

Which products are affected by CVE-2021-0642?

CVE-2021-0642 affects google android. Check the full CVE details for specific version information.

How do I fix CVE-2021-0642?

To remediate CVE-2021-0642, check for security patches from google. Apply all available updates and security patches. If no patch is available, implement recommended workarounds or security controls to mitigate the risk.

CVE-2021-0642

Medium

|5.5

Exploit Available

Plain English Summary

AI-powered analysis for quick understanding

This vulnerability allows an attacker to access a trackable identifier from a user's device without needing special permissions, which could lead to unauthorized access to personal information. However, the attacker must convince the user to interact with the app to exploit this weakness.

Technical Description

In onResume of VoicemailSettingsFragment.java, there is a possible way to retrieve a trackable identifier without permissions due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.1 Android-9Android ID: A-185126149

CVSS Vector Analysis

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

Confidentiality ImpactHigh

Integrity ImpactNone

Availability ImpactNone

ScopeUnchanged

Vector String

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

Exploit Resources

Search for proof-of-concept code and exploit modules

GitHub Search Exploit-DB Nuclei Templates Metasploit Vulners

Official References

NIST NVD

Est. Bounty

$759($500-$1K)

Vendor Response

Grade FPatched in 1652 days

Quick Information

Published

Aug 17, 2021

over 4 years ago

Last Modified

Feb 25, 2026

about 1 month ago

Vendor

google

Product

android

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