CVE-2018-5730

NameCVE-2018-5730
DescriptionMIT krb5 1.6 or later allows an authenticated kadmin with permission to add principals to an LDAP Kerberos database to circumvent a DN containership check by supplying both a "linkdn" and "containerdn" database argument, or by supplying a DN string which is a left extension of a container DN string but is not hierarchically within the container DN.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1643-1, DLA-2771-1
Debian Bugs891869

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
krb5 (PTS)bullseye (security), bullseye1.18.3-6+deb11u5fixed
bookworm, bookworm (security)1.20.1-2+deb12u2fixed
sid, trixie1.21.3-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
krb5sourcejessie1.12.1+dfsg-19+deb8u5DLA-1643-1
krb5sourcestretch1.15-1+deb9u3DLA-2771-1
krb5source(unstable)1.16.1-1891869

Notes

[wheezy] - krb5 <no-dsa> (Minor issue)
Fixed by: https://github.com/krb5/krb5/commit/e1caf6fb74981da62039846931ebdffed71309d1
Search for package or bug name: Reporting problems