CVE-2010-4180

Name	CVE-2010-4180
Description	OpenSSL before 0.9.8q, and 1.0.x before 1.0.0c, when SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG is enabled, does not properly prevent modification of the ciphersuite in the session cache, which allows remote attackers to force the downgrade to an unintended cipher via vectors involving sniffing network traffic to discover a session identifier.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-2141-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
openssl (PTS)	jessie, jessie (lts)	1.0.1t-1+deb8u21	fixed
	stretch (security)	1.1.0l-1~deb9u6	fixed
	stretch (lts), stretch	1.1.0l-1~deb9u9	fixed
	buster	1.1.1n-0+deb10u3	fixed
	buster (security)	1.1.1n-0+deb10u6	fixed
	bullseye	1.1.1w-0+deb11u1	fixed
	bullseye (security)	1.1.1n-0+deb11u5	fixed
	bookworm (security), bookworm	3.0.11-1~deb12u2	fixed
	trixie	3.1.5-1	fixed
	sid	3.2.1-3	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
openssl	source	lenny	0.9.8g-15+lenny11		DSA-2141-1
openssl	source	(unstable)	0.9.8o-4

http://www.openssl.org/news/secadv/20101202.txt