CVE-2020-1771

NameCVE-2020-1771
DescriptionAttacker is able craft an article with a link to the customer address book with malicious content (JavaScript). When agent opens the link, JavaScript code is executed due to the missing parameter encoding. This issue affects: ((OTRS)) Community Edition: 6.0.26 and prior versions. OTRS: 7.0.15 and prior versions.
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 severitylow

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
otrs2 (PTS)buster/non-free6.0.16-2vulnerable
bullseye/non-free, sid/non-free6.0.28-1fixed
stretch/non-free (security), stretch/non-free5.0.16-1+deb9u6vulnerable
jessie3.3.18-1+deb8u4fixed
jessie (security)3.3.18-1+deb8u15fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
otrs2source(unstable)6.0.27-1
otrs2sourcejessie(not affected)

Notes

[buster] - otrs2 <no-dsa> (Non-free not supported)
[stretch] - otrs2 <no-dsa> (Non-free not supported)
[jessie] - otrs2 <not-affected> (Vulnerable code introduced in later version)
https://otrs.com/release-notes/otrs-security-advisory-2020-08/
Fixed in 7.0.16, 6.0.27
https://github.com/OTRS/otrs/commit/2576830053f70a3a9251558e55f34843dec61aa2

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