CVE-2020-15646

Name	CVE-2020-15646
Description	If an attacker intercepts Thunderbird's initial attempt to perform automatic account setup using the Microsoft Exchange autodiscovery mechanism, and the attacker sends a crafted response, then Thunderbird sends username and password over https to a server controlled by the attacker. This vulnerability affects Thunderbird < 68.10.0.
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-4718-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
thunderbird (PTS)	buster	1:91.12.0-1~deb10u1	fixed
	buster (security)	1:115.9.0-1~deb10u1	fixed
	bullseye	1:115.7.0-1~deb11u1	fixed
	bullseye (security)	1:115.9.0-1~deb11u1	fixed
	bookworm	1:115.7.0-1~deb12u1	fixed
	bookworm (security)	1:115.9.0-1~deb12u1	fixed
	sid	1:115.9.0-1	fixed

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

Package	Type	Release	Fixed Version	Origin
thunderbird	source	stretch	1:68.10.0-1~deb9u1	DSA-4718-1
thunderbird	source	buster	1:68.10.0-1~deb10u1	DSA-4718-1
thunderbird	source	(unstable)	1:68.10.0-1

https://www.mozilla.org/en-US/security/advisories/mfsa2020-26/#CVE-2020-15646