CVE-2018-18898

NameCVE-2018-18898
DescriptionThe email-ingestion feature in Best Practical Request Tracker 4.1.13 through 4.4 allows denial of service by remote attackers via an algorithmic complexity attack on email address parsing.
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 severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libemail-address-list-perl (PTS)jessie0.05-1vulnerable
stretch0.05-1+deb9u1fixed
bullseye, sid, buster0.06-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libemail-address-list-perlsource(unstable)0.06-1medium
libemail-address-list-perlsourcestretch0.05-1+deb9u1medium

Notes

[jessie] - libemail-address-list-perl <ignored> (Minor issue)
https://github.com/bestpractical/email-address-list/commit/a22e6b233443fe3ad1a408e50ecbd7237674817d
https://github.com/bestpractical/email-address-list/commit/6dd5021a6e5df2e8c86a163dc2e180a76a38e63b
https://github.com/bestpractical/email-address-list/commit/31bd4dc2dfb26fd6a17e4436df3d3c8904856f30

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