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CVE-2000-0547

Published: Jul 12, 2000Updated: Apr 16, 2026 Sources: CVE List NVDCWE-120
5.0MEDIUM
NVD MITRE
EPSS Score
2.9%
Top 14.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Buffer overflow in Kerberos 4 KDC program allows remote attackers to cause a denial of service via the localrealm variable in the process_v4 function.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LAu:NC:NI:NA:P
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:PAvailability
Partial
Open in CVSS calculator →

Weaknesses

CWE-120

Affected Products

mit
oss-project·USaka mit kerberos, mit krb5
kerberosOn-prem
Security Products / pki-crypto
kerberos 5On-prem
Operating Systems
cygnus network security project
oss-project
cygnus network securityOn-prem
Security Products / vuln-mgmt-scanner
kerbnet project
oss-project
kerbnetOn-prem
Security Products / vuln-mgmt-scanner
and 1 more affected products View all →

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://archives.neohapsis.com/archives/bugtraq/2000-06/0064.html
archives.neohapsis.com
http://ciac.llnl.gov/ciac/bulletins/k-051.shtml
ciac.llnl.gov
http://web.mit.edu/kerberos/www/advisories/krb4kdc.txt
web.mit.edu
and 2 more references View all →

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