VULNERABILITY INTELLIGENCE

CVE-2020-16127

CVSS score2.8 LOW
EPSS probability0.41%
CISA KEVNot currently listed
Published2020-11-11
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L

Description

An Ubuntu-specific modification to AccountsService in versions before 0.6.55-0ubuntu13.2, among other earlier versions, would perform unbounded read operations on user-controlled ~/.pam_environment files, allowing an infinite loop if /dev/zero is symlinked to this location.

Weakness classification

  • security@ubuntu.com: CWE-20
  • nvd@nist.gov: CWE-835

Primary references