CVE-2020-7046

NameCVE-2020-7046
Descriptionlib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop.
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)
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
dovecot (PTS)stretch1:2.2.27-3+deb9u5fixed
stretch (security)1:2.2.27-3+deb9u6fixed
buster1:2.3.4.1-5+deb10u4fixed
buster (security)1:2.3.4.1-5+deb10u3fixed
bullseye, sid1:2.3.11.3+dfsg1-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
dovecotsource(unstable)(not affected)

Notes

- dovecot <not-affected> (Only affects 2.3.9)
https://www.openwall.com/lists/oss-security/2020/02/12/1

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