How severe is CVE-2020-0421?

This vulnerability has a severity rating of HIGH with a CVSS score of 7.8 out of 10.

What type of vulnerability is CVE-2020-0421?

This is classified as CWE-755, which is a common weakness in software security.

CVE-2020-0421 - HIGH Severity | CVSS 7.8

Vulnerability Description

In appendFormatV of String8.cpp, there is a possible out of bounds write due to incorrect error handling. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID: A-161894517

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