CVE-2022-0217

Name	CVE-2022-0217
Description	Unauthenticated Remote Denial of Service Attack in the WebSocket interface
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
References	DSA-5047-1
Debian Bugs	1003696

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
prosody (PTS)	stretch	0.9.12-2+deb9u2	vulnerable
	stretch (security)	0.9.12-2+deb9u4	vulnerable
	buster	0.11.2-1+deb10u2	vulnerable
	buster (security)	0.11.2-1+deb10u3	fixed
	bullseye	0.11.9-2	vulnerable
	bullseye (security)	0.11.9-2+deb11u1	fixed
	bookworm, sid	0.11.12-1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
prosody	source	buster	0.11.2-1+deb10u3	DSA-5047-1
prosody	source	bullseye	0.11.9-2+deb11u1	DSA-5047-1
prosody	source	(unstable)	0.11.12-1		1003696

Notes

https://prosody.im/security/advisory_20220113/
Patch: https://prosody.im/security/advisory_20220113/1.patch
https://hg.prosody.im/0.11/raw-rev/783056b4e448
https://www.openwall.com/lists/oss-security/2022/01/13/3