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CVE-2016-1252

Date: December 5, 2017

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.

Language: C++

Severity Score

Related Resources (10)

https://www.debian.org/security/2016/dsa-3733
http://packetstormsecurity.com/files/140145/apt-Repository-Signing-Bypass.html
http://www.ubuntu.com/usn/USN-3156-1
https://nvd.nist.gov/vuln/detail/CVE-2016-1252
https://security-tracker.debian.org/tracker/CVE-2016-1252
https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1647467
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-1252
https://www.exploit-db.com/exploits/40916/
https://bugs.chromium.org/p/project-zero/issues/detail?id=1020
https://www.mend.io/vulnerability-database/CVE-2016-1252

Severity Score

Weakness Type (CWE)

Channel and Path Errors

CWE-417

Improper Certificate Validation

CWE-295

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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