CVE-2000-0549

high

Description

Kerberos 4 KDC program does not properly check for null termination of AUTH_MSG_KDC_REQUEST requests, which allows remote attackers to cause a denial of service via a malformed request.

References

http://www.redhat.com/support/errata/RHSA-2000-031.html

http://www.cert.org/advisories/CA-2000-11.html

http://web.mit.edu/kerberos/www/advisories/krb4kdc.txt

http://ciac.llnl.gov/ciac/bulletins/k-051.shtml

Details

Source: Mitre, NVD

Published: 2000-06-09

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 5

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

Severity: Medium

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.01332