CVE-2018-5730

low

Description

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.

References

Advisories
More

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OIFUL3CPM4S5TOXTTOCQ3CUZN6XCXUTR/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GK5T6JPMBHBPKS7HNGHYUUF4KKRMNSNU/

https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html

https://lists.debian.org/debian-lts-announce/2019/01/msg00020.html

https://github.com/krb5/krb5/commit/e1caf6fb74981da62039846931ebdffed71309d1

https://bugzilla.redhat.com/show_bug.cgi?id=1551082

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=891869

https://access.redhat.com/errata/RHSA-2018:3071

https://access.redhat.com/errata/RHBA-2019:0327

http://www.securitytracker.com/id/1042071

Details

Source: Mitre, NVD

Published: 2018-03-06

Updated: 2025-05-05

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 3.8

Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

Severity: Low

EPSS

EPSS: 0.01346