What’s Vulnerable › Vulnerabilities

CVE-2003-0072

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2003-04-02 · updated 2026-06-16

Description

The Key Distribution Center (KDC) in Kerberos 5 (krb5) 1.2.7 and earlier allows remote, authenticated attackers to cause a denial of service (crash) on KDCs within the same realm using a certain protocol request that causes an out-of-bounds read of an array (aka "array overrun").

Affected products

• MIT Kerberos: 1.0, 1.2.2.beta1
• MIT Kerberos 5: 1.0.6, 1.1, 1.1.1, 1.2, 1.2.1, 1.2.2 (+6)

References

• http://sunsolve.sun.com/search/document.do?assetkey=1-26-54042-1
• http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2003-005-buf.txt
• http://www.debian.org/security/2003/dsa-266
• http://www.redhat.com/support/errata/RHSA-2003-051.html
• http://www.redhat.com/support/errata/RHSA-2003-052.html
• http://www.securityfocus.com/archive/1/316960/30/25250/threaded
• http://www.securityfocus.com/bid/7184
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-54042-1
• http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2003-005-buf.txt
• http://www.debian.org/security/2003/dsa-266
• http://www.redhat.com/support/errata/RHSA-2003-051.html
• http://www.redhat.com/support/errata/RHSA-2003-052.html

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