CVE-2000-0550

Published Jun 9, 2000 cygnus

Overview

CVE-2000-0550 is a known-severity vulnerability affecting cygnus cygnus_network_security. It was published on June 9, 2000.

Technical Description

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

Remediation

Check the references section for vendor advisories and patches from cygnus. Update cygnus_network_security to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor	Product	Versions	Status

References

Ref archives.neohapsis.com/archives/bugtraq/2000-06/0064.html Ref ciac.llnl.gov/ciac/bulletins/k-051.shtml Ref web.mit.edu/kerberos/www/advisories/krb4kdc.txt Ref www.cert.org/advisories/CA-2000-11.html Ref www.redhat.com/support/errata/RHSA-2000-031.html Ref www.securityfocus.com/bid/1465 Ref archives.neohapsis.com/archives/bugtraq/2000-06/0064.html Ref ciac.llnl.gov/ciac/bulletins/k-051.shtml Ref web.mit.edu/kerberos/www/advisories/krb4kdc.txt Ref www.cert.org/advisories/CA-2000-11.html

Frequently Asked Questions

What is CVE-2000-0550?

CVE-2000-0550 is a known-severity vulnerability affecting cygnus cygnus_network_security. It was published on June 9, 2000.

How severe is CVE-2000-0550?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2000-0550?

How can CyberStrike help with CVE-2000-0550?

CyberStrike's AI-powered security agents can automatically detect CVE-2000-0550 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.