DescriptionLemonLDAP::NG before 1.9.20 has an XML External Entity (XXE) issue when submitting a notification to the notification server. By default, the notification server is not enabled and has a "deny all" rule.
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
Debian Bugs931117

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
lemonldap-ng (PTS)stretch1.9.7-3+deb9u2fixed
stretch (security)1.9.7-3+deb9u4fixed
buster, buster (security)2.0.2+ds-7+deb10u5fixed
bullseye, sid2.0.11+ds-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


Upstream issue:
Issue explained in:
2.0.0 upstream replaced the (old) feature with a new REST/JSON service, and
added a "oldXMLFormat" option which is functionwise broken up to 2.0.5.
By default the notification server is not enabled and has a 'deny all' rule.

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