Vulnerability Description
Kerberos 4 KDC program improperly frees memory twice (aka "double-free"), which allows remote attackers to cause a denial of service.
CVSS Score
5.0
MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cygnus | Cygnus Network Security | 4.0 |
| Cygnus | Kerbnet | 5.0 |
| Mit | Kerberos | 4.0 |
| Mit | Kerberos 5 | 1.0 |
References
- http://archives.neohapsis.com/archives/bugtraq/2000-06/0064.html
- http://ciac.llnl.gov/ciac/bulletins/k-051.shtml
- http://web.mit.edu/kerberos/www/advisories/krb4kdc.txt
- http://www.cert.org/advisories/CA-2000-11.htmlPatchThird Party AdvisoryUS Government Resource
- http://www.redhat.com/support/errata/RHSA-2000-031.html
- http://www.securityfocus.com/bid/1465
- http://archives.neohapsis.com/archives/bugtraq/2000-06/0064.html
- http://ciac.llnl.gov/ciac/bulletins/k-051.shtml
- http://web.mit.edu/kerberos/www/advisories/krb4kdc.txt
- http://www.cert.org/advisories/CA-2000-11.htmlPatchThird Party AdvisoryUS Government Resource
- http://www.redhat.com/support/errata/RHSA-2000-031.html
- http://www.securityfocus.com/bid/1465
FAQ
What is CVE-2000-0550?
CVE-2000-0550 is a vulnerability with a CVSS score of 5.0 (MEDIUM). Kerberos 4 KDC program improperly frees memory twice (aka "double-free"), which allows remote attackers to cause a denial of service.
How severe is CVE-2000-0550?
CVE-2000-0550 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2000-0550?
Check the references section above for vendor advisories and patch information. Affected products include: Cygnus Cygnus Network Security, Cygnus Kerbnet, Mit Kerberos, Mit Kerberos 5.