CVE & CISA-KEV Catalog

CVE-2013-1418

MEDIUMEPSS 92th pctl
4.3
CVSS v2
NVD

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.

How to fix

Remediation Available
krb5Debian
Fixed in:1.11.3+dfsg-3+nmu1CVE-2013-1418
Fixed in:1.11.3+dfsg-3+nmu1CVE-2013-1418
Fixed in:1.11.3+dfsg-3+nmu1CVE-2013-1418
Fixed in:1.11.3+dfsg-3+nmu1CVE-2013-1418
krb5Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
krb5-admin-serverUbuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
krb5-kdcUbuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
krb5-kdc-ldapUbuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
krb5-otpUbuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
krb5-pkinitUbuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
krb5-userUbuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
libgssapi-krb5-2Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
libgssrpc4Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
libk5crypto3Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
libkadm5clnt-mit9Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
libkadm5srv-mit9Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
libkdb5-7Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
libkrad0Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
libkrb5-3Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1
libkrb5support0Ubuntu
Fixed in:1.12+dfsg-2ubuntu4.2USN-2310-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

5.51%probability of exploitation in 30 days
92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2023-21758High7.592%-Fix
CVE-2023-21547High7.588%-Fix
CVE-2014-3470Medium4.386%-Fix
CVE-2021-44224High8.282%-Fix
CVE-2016-0742High7.582%-Fix
CVE-2009-1386Medium5.080%-Fix
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.