SB2015060302 - Input validation error in www.zeromq zeromq
Published: June 3, 2015 Updated: July 28, 2020
Security Bulletin ID
SB2015060302
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2014-9721)
The vulnerability allows a remote non-authenticated attacker to manipulate data.
libzmq before 4.0.6 and 4.1.x before 4.1.1 allows remote attackers to conduct downgrade attacks and bypass ZMTP v3 protocol security mechanisms via a ZMTP v2 or earlier header.
Remediation
Install update from vendor's website.
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/159176.html
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00018.html
- http://www.debian.org/security/2015/dsa-3255
- https://github.com/zeromq/libzmq/issues/1273
- https://github.com/zeromq/zeromq4-x/commit/b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51