CVE-2000-0550 - CVE House
Back to Database
Status published Medium CVE-2000-0550

Kerberos 4 KDC program improperly frees memory twice (aka "double-free"),...

Vulnerability Description

Kerberos 4 KDC program improperly frees memory twice (aka "double-free"), which allows remote attackers to cause a denial of service.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2000-0550

Credits & Attribution

No credits recorded in the NVD database.

References

More from cygnus

View All →
CVE-2000-0549
Kerberos 4 KDC program does not properly check for null...
Medium 5
CVE-2000-0392
Buffer overflow in ksu in Kerberos 5 allows local users...
High 7.2
CVE-2000-0391
Buffer overflow in krshd in Kerberos 5 allows remote attackers...
Critical 10
CVE-2000-0390
Buffer overflow in krb425_conv_principal function in Kerberos 5 allows remote...
Critical 10
CVE-2000-0389
Buffer overflow in krb_rd_req function in Kerberos 4 and 5...
Critical 10

Affected Vendor

Affected Software

cygnus network security, kerbnet, kerberos, kerberos 5
Vulnerable Versions:
4.0, 5.0, 1.0, 1.1, 1.1.1

Timeline

Official Publish: October 13th, 2000
Last Modified: August 8th, 2024
Added to House: July 17th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.