CVE-2014-9721: Input Validation
Published Jun 3, 2015
·Updated
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.
Affected Software
2 affected components
ZeroMQ ZeroMQ<=4.0.5
ZeroMQ ZeroMQ=4.1.0-rc1
Event History
Jun 3, 2015
CVE Published
via MITRE·08:00 PM
Data Sourced
via MITRE·08:00 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2014-9721?
CVE-2014-9721 has been classified as a moderate severity vulnerability.
2
How do I fix CVE-2014-9721?
To fix CVE-2014-9721, upgrade ZeroMQ to version 4.0.6 or 4.1.1 or later.
3
What types of attacks does CVE-2014-9721 allow?
CVE-2014-9721 allows remote attackers to conduct downgrade attacks against the ZMTP v3 protocol.
4
Which versions of ZeroMQ are affected by CVE-2014-9721?
CVE-2014-9721 affects ZeroMQ versions before 4.0.6 and the 4.1.0-rc1 version.
5
What security mechanism can be bypassed due to CVE-2014-9721?
CVE-2014-9721 allows bypassing the security mechanisms of the ZMTP v3 protocol.