VulnerabilityModified
CVE-2014-9721
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.
MEDIUM 4.3EPSS 2.53%
Does this matter?
Lower severity and a low EPSS score (2.53%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
- EPSS
- 2.53% probability · 84th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- zeromq/zeromq
- Source
- cve@mitre.org
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
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.