Sign in Get started

← All advisories

Unrated severityNVD Advisory· Published Jun 9, 2000· Updated Apr 16, 2026

CVE-2000-0550

CVE-2000-0550

Description

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

Affected products

6

Cygnus/Cygnus Network Security
cpe:2.3:a:cygnus:cygnus_network_security:4.0:*:*:*:*:*:*:*
Cygnus/Kerbnet
cpe:2.3:a:cygnus:kerbnet:5.0:*:*:*:*:*:*:*
Mit/Kerberos
cpe:2.3:a:mit:kerberos:4.0:*:*:*:*:*:*:*
Mit/Kerberos 53 versions
cpe:2.3:a:mit:kerberos_5:1.0:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:mit:kerberos_5:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.1.1:*:*:*:*:*:*:*

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

6

www.cert.org/advisories/CA-2000-11.htmlnvdPatchThird Party AdvisoryUS Government Resource
archives.neohapsis.com/archives/bugtraq/2000-06/0064.htmlnvd
ciac.llnl.gov/ciac/bulletins/k-051.shtmlnvd
web.mit.edu/kerberos/www/advisories/krb4kdc.txtnvd
www.redhat.com/support/errata/RHSA-2000-031.htmlnvd
www.securityfocus.com/bid/1465nvd

News mentions

0

No linked articles in our index yet.