CVE-2011-2500

Name	CVE-2011-2500
Description	The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records.
Source	CVE (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)
Debian Bugs	633155

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
nfs-utils (PTS)	buster	1:1.3.4-2.5+deb10u1	fixed
	bullseye	1:1.3.4-6	fixed
	bookworm, sid	1:2.6.2-4	fixed

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

Package	Type	Release	Fixed Version	Debian Bugs
nfs-utils	source	lenny	(not affected)
nfs-utils	source	squeeze	(not affected)
nfs-utils	source	(unstable)	1:1.2.4-1	633155

[lenny] - nfs-utils <not-affected> (Introduced in 1.2.3)
[squeeze] - nfs-utils <not-affected> (Introduced in 1.2.3)