CVE-2020-15646

NameCVE-2020-15646
DescriptionIf 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-4718-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
thunderbird (PTS)stretch1:68.10.0-1~deb9u1fixed
stretch (security)1:78.14.0-1~deb9u1fixed
buster, buster (security)1:78.14.0-1~deb10u1fixed
bullseye (security), bullseye1:78.14.0-1~deb11u1fixed
bookworm, sid1:78.14.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
thunderbirdsourcestretch1:68.10.0-1~deb9u1DSA-4718-1
thunderbirdsourcebuster1:68.10.0-1~deb10u1DSA-4718-1
thunderbirdsource(unstable)1:68.10.0-1

Notes

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

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