CVE-2014-5354
Description
plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.1, when the KDC uses LDAP, allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by creating a database entry for a keyless principal, as demonstrated by a kadmin "add_principal -nokey" or "purgekeys -all" command.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.12.1+dfsg-16 |
| sid | Fixed | 1.12.1+dfsg-16 |
| forky | Fixed | 1.12.1+dfsg-16 |
| bullseye | Fixed | 1.12.1+dfsg-16 |
| bookworm | Fixed | 1.12.1+dfsg-16 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| mit | kerberos | 5_1.13 | |
| mit | kerberos_5 | 1.12 | |
| mit | kerberos_5 | 1.12.1 | |
| mit | kerberos_5 | 1.12.2 | |
References
- http://lists.opensuse.org/opensuse-updates/2015-03/msg00061.html
- http://www.securityfocus.com/bid/71680
- http://www.securitytracker.com/id/1031376
- http://www.ubuntu.com/usn/USN-2498-1
- https://github.com/krb5/krb5/commit/04038bf3633c4b909b5ded3072dc88c8c419bf16
- https://security-tracker.debian.org/tracker/CVE-2014-5354
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.