Vulnerability Database

313,359

Total vulnerabilities in the database

CVE-2012-0955

software-properties was vulnerable to a person-in-the-middle attack due to incorrect TLS certificate validation in softwareproperties/ppa.py. software-properties didn't check TLS certificates under python2 and only checked certificates under python3 if a valid certificate bundle was provided. Fixed in software-properties version 0.92.

  • Published: Dec 2, 2020
  • Updated: Nov 9, 2025
  • CVE: CVE-2012-0955
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.8
  • AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

CVSS v2:

  • Severity: Medium
  • Score: 5.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:N

CWEs:

OWASP TOP 10:

Software From Fixed in
canonical / software-properties - 0.92