CVE-2017-17843

NameCVE-2017-17843
DescriptionAn issue was discovered in Enigmail before 1.9.9 that allows remote attackers to trigger use of an intended public key for encryption, because incorrect regular expressions are used for extraction of an e-mail address from a comma-separated list, as demonstrated by a modified Full Name field and a homograph attack, aka TBE-01-002.
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)
ReferencesDLA-1219-1, DSA-4070-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
enigmail (PTS)buster2:2.2.4-0.2~deb10u1fixed
buster (security)2:2.1.3+ds1-4~deb10u2fixed
bullseye, sid2:2.2.4-0.2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
enigmailsourcewheezy2:1.9.9-1~deb7u1DLA-1219-1
enigmailsourcejessie2:1.9.9-1~deb8u1DSA-4070-1
enigmailsourcestretch2:1.9.9-1~deb9u1DSA-4070-1
enigmailsource(unstable)2:1.9.9-1

Notes

https://enigmail.net/download/other/Enigmail%20Pentest%20Report%20by%20Cure53%20-%20Excerpt.pdf

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