CVE-2014-9721
zeromq3 - security update
EPSS 0.61%
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.
How to fix CVE-2014-9721
To remediate CVE-2014-9721, upgrade the affected package to a fixed version below.
- Debian/zeromq3—upgrade to 4.0.5+dfsg-3 or later
- Debian/zeromq3—upgrade to 4.0.5+dfsg-2+deb8u1 or later
Is CVE-2014-9721 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.0.5+dfsg-3
- from 0, < 4.0.5+dfsg-2+deb8u1