Vulnerability Description
The asn1buf_imbed function in the ASN.1 decoder in MIT Kerberos 5 (aka krb5) 1.6.3, when PK-INIT is used, allows remote attackers to cause a denial of service (application crash) via a crafted length value that triggers an erroneous malloc call, related to incorrect calculations with pointer arithmetic.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mit | Kerberos | 5-1.6.3 |
Related Weaknesses (CWE)
References
- http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
- http://marc.info/?l=bugtraq&m=124896429301168&w=2
- http://secunia.com/advisories/34594
- http://secunia.com/advisories/34617
- http://secunia.com/advisories/34622
- http://secunia.com/advisories/34628
- http://secunia.com/advisories/34637
- http://secunia.com/advisories/34640
- http://secunia.com/advisories/34734
- http://secunia.com/advisories/35074
- http://security.gentoo.org/glsa/glsa-200904-09.xml
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-256728-1
- http://support.apple.com/kb/HT3549
- http://support.avaya.com/elmodocs2/security/ASA-2009-142.htm
- http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047180.
FAQ
What is CVE-2009-0847?
CVE-2009-0847 is a vulnerability with a CVSS score of 4.3 (MEDIUM). The asn1buf_imbed function in the ASN.1 decoder in MIT Kerberos 5 (aka krb5) 1.6.3, when PK-INIT is used, allows remote attackers to cause a denial of service (application crash) via a crafted length ...
How severe is CVE-2009-0847?
CVE-2009-0847 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-0847?
Check the references section above for vendor advisories and patch information. Affected products include: Mit Kerberos.