CVE-2016-0756

NameCVE-2016-0756
DescriptionThe generate_dialback function in the mod_dialback module in Prosody before 0.9.10 does not properly separate fields when generating dialback keys, which allows remote attackers to spoof XMPP network domains via a crafted stream id and domain name that is included in the target domain as a suffix.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDLA-407-1, DSA-3463-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
prosody (PTS)buster, buster (security)0.11.2-1+deb10u4fixed
bullseye (security), bullseye0.11.9-2+deb11u2fixed
bookworm, sid0.12.1-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
prosodysourcesqueeze0.7.0-1squeeze1+deb6u2DLA-407-1
prosodysourcewheezy0.8.2-4+deb7u4DSA-3463-1
prosodysourcejessie0.9.7-2+deb8u3DSA-3463-1
prosodysource(unstable)0.9.10-1

Notes

http://blog.prosody.im/prosody-0-9-10-released/
https://prosody.im/security/advisory_20160127/
Upstream fix https://github.com/bjc/prosody/commit/8708def4f55e61acdd5b2c762d420ab40da0d015

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