CVE-2019-10149

NameCVE-2019-10149
DescriptionA flaw was found in Exim versions 4.87 to 4.91 (inclusive). Improper validation of recipient address in deliver_message() function in /src/deliver.c may lead to remote command execution.
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-4456-1
NVD severityhigh (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
exim4 (PTS)jessie4.84.2-2+deb8u5fixed
jessie (security)4.84.2-2+deb8u6fixed
stretch4.89-2+deb9u5fixed
stretch (security)4.89-2+deb9u6fixed
buster4.92-8+deb10u1fixed
buster (security)4.92-8+deb10u3fixed
bullseye4.92.2-3fixed
sid4.92.3-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
exim4source(unstable)4.92~RC3-1high
exim4sourcejessie(not affected)
exim4sourcestretch4.89-2+deb9u4highDSA-4456-1

Notes

[jessie] - exim4 <not-affected> (Vulnerable code introduced in 4.87)
https://www.openwall.com/lists/oss-security/2019/06/04/1
https://www.exim.org/static/doc/security/CVE-2019-10149.txt
https://www.openwall.com/lists/oss-security/2019/06/06/1
https://github.com/Exim/exim/commit/7ea1237c783e380d7bdb86c90b13d8203c7ecf26 (exim-4.92-RC1)
https://git.exim.org/exim.git/commit/d740d2111f189760593a303124ff6b9b1f83453d (exim-4_91+fixes)

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