CVE-2016-1252

The apt package in Debian jessie before 1.0.9.8.4, in Debian unstable before 1.4~beta2, in Ubuntu 14.04 LTS before 1.0.1ubuntu2.17, in Ubuntu 16.04 LTS before 1.2.15ubuntu0.2, and in Ubuntu 16.10 before 1.3.2ubuntu0.1 allows man-in-the-middle attackers to bypass a repository-signing protection mechanism by leveraging improper error handling when validating InRelease file signatures.

Score

CVSS 3.1 5.9 Medium

Status

Modified - security@debian.org

Published

2017-12-05

Last modified

2024-08-05

Weaknesses

CWE-295

Affected products

• Ubuntu Linux (Canonical)
• Advanced Package Tool (Debian)

References

• http://packetstormsecurity.com/files/140145/apt-Repository-Signing-Bypass.html
• http://www.ubuntu.com/usn/USN-3156-1
• https://bugs.chromium.org/p/project-zero/issues/detail?id=1020
• https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1647467
• https://www.debian.org/security/2016/dsa-3733
• https://www.exploit-db.com/exploits/40916/