CVE-2016-1252
MEDIUM severity · CVSS 5.9 · CWE-295
5.9CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)7%
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://www.debian.org/security/2016/dsa-3733Advisory
- http://packetstormsecurity.com/files/140145/apt-Repository-Signing-Bypass.htmlAdvisory
- http://www.ubuntu.com/usn/USN-3156-1Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1020Advisory
- https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1647467Advisory
- https://www.exploit-db.com/exploits/40916/Advisory