CVE-2013-1418
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
4.3
Description
The setup_server_realm function in main.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.7, when multiple realms are configured, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request.
Predictions
Exploit likelihood
20%
Patch ETA
—
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
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 1.11.3+dfsg-3+nmu1 |
| debian | bullseye | fixed | 1.11.3+dfsg-3+nmu1 |
| debian | forky | fixed | 1.11.3+dfsg-3+nmu1 |
| debian | sid | fixed | 1.11.3+dfsg-3+nmu1 |
| debian | trixie | fixed | 1.11.3+dfsg-3+nmu1 |
| debian | 7.0 | affected | |
| suse | 11.4 | affected | |
| suse | 12.2 | affected | |
| suse | 12.3 | affected | |
| suse | 13.1 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| mit | kerberos_5 | {"endExcluding":"1.10.7"} | 1.10.7 |
References
- http://advisories.mageia.org/MGASA-2013-0335.html
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7757
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00082.html
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00086.html
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00026.html
- http://web.mit.edu/kerberos/krb5-1.10/README-1.10.7.txt
- http://web.mit.edu/kerberos/krb5-1.11/README-1.11.4.txt
- http://www.securityfocus.com/bid/63555
- https://bugzilla.redhat.com/show_bug.cgi?id=1026942
- https://github.com/krb5/krb5/commit/c2ccf4197f697c4ff143b8a786acdd875e70a89d
- https://lists.debian.org/debian-lts-announce/2018/01/msg00040.html
- https://security-tracker.debian.org/tracker/CVE-2013-1418
CWEs
CWE-476
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.