Vulnerability Database

309,136

Total vulnerabilities in the database

CVE-2020-0421

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

  • Published: Oct 14, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-0421
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.2
  • AV:L/AC:L/Au:N/C:C/I:C/A:C

CWEs:

Software From Fixed in
google / android 8.0 8.0.x
google / android 8.1 8.1.x
google / android 9.0 9.0.x
google / android 10.0 10.0.x
google / android 11.0 11.0.x