CVE-2009-2185

Name	CVE-2009-2185
Description	The ASN.1 parser (pluto/asn1.c, libstrongswan/asn1/asn1.c, libstrongswan/asn1/asn1_parser.c) in (a) strongSwan 2.8 before 2.8.10, 4.2 before 4.2.16, and 4.3 before 4.3.2; and (b) openSwan 2.6 before 2.6.22 and 2.4 before 2.4.15 allows remote attackers to cause a denial of service (pluto IKE daemon crash) via an X.509 certificate with (1) crafted Relative Distinguished Names (RDNs), (2) a crafted UTCTIME string, or (3) a crafted GENERALIZEDTIME string.
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-1898-1, DSA-1899-1
NVD severity	medium
Debian Bugs	533837

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
strongswan (PTS)	stretch	5.5.1-4+deb9u4	fixed
	stretch (security)	5.5.1-4+deb9u5	fixed
	buster	5.7.2-1	fixed
	buster (security)	5.7.2-1+deb10u1	fixed
	bullseye	5.9.1-1	fixed
	bullseye (security)	5.9.1-1+deb11u1	fixed
	bookworm, sid	5.9.4-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
openswan	source	etch	1:2.4.6+dfsg.2-1.1+etch2		DSA-1898-1
openswan	source	lenny	1:2.4.12+dfsg-1.3+lenny2		DSA-1898-1
openswan	source	(unstable)	1:2.6.22+dfsg-1
strongswan	source	etch	2.8.0+dfsg-1+etch2		DSA-1899-1
strongswan	source	lenny	4.2.4-5+lenny3		DSA-1899-1
strongswan	source	(unstable)	4.2.14-1.2			533837