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Debian: DSA-3255-1 Critical: Zeromq3 Protocol Downgrade Attack

debian
Calendar Grey May 10, 2015
Debian Logo
Debian has released a critical security update for zeromq3 to mitigate protocol downgrade vulnerabilities that could potentially grant unauthorized remote access.
It was discovered that libzmq, a lightweight messaging kernel, is susceptible to a protocol downgrade attack on sockets using the ZMTP v3 protocol
Topics%20covered

Topics Covered

security advisory debian remote access security risk zeromq3 protocol bypass

Summary

For the stable distribution (jessie), this problem has been fixed in
version 4.0.5+dfsg-2+deb8u1.

For the testing distribution (stretch), this problem has been fixed in
version 4.0.5+dfsg-3.

For the unstable distribution (sid), this problem has been fixed in
version 4.0.5+dfsg-3.

We recommend that you upgrade your zeromq3 packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
critical
Lowest
Low
Medium
High
Critical

Package: zeromq3
CVE ID: none assigned yet

Topics%20covered

Topics Covered

security advisory debian remote access security risk zeromq3 protocol bypass

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