CVE-2018-5730
MIT 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.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
MIT 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.
05 / REFERENCES
Further evidence
- http://www.securitytracker.com/id/1042071
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2018:3071
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=891869
- https://bugzilla.redhat.com/show_bug.cgi?id=1551082
- https://github.com/krb5/krb5/commit/e1caf6fb74981da62039846931ebdffed71309d1
- https://lists.debian.org/debian-lts-announce/2019/01/msg00020.html
- https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GK5T6JPMBHBPKS7HNGHYUUF4KKRMNSNU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OIFUL3CPM4S5TOXTTOCQ3CUZN6XCXUTR/