Vulnerability Description
BIND 9.6.0, 9.5.1, 9.5.0, 9.4.3, and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Isc | Bind | 9.0 |
Related Weaknesses (CWE)
References
- http://groups.google.com/group/comp.protocols.dns.bind/browse_thread/thread/49ef
- http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
- http://marc.info/?l=bugtraq&m=141879471518471&w=2
- http://secunia.com/advisories/33494
- http://secunia.com/advisories/33546
- http://secunia.com/advisories/33551
- http://secunia.com/advisories/33559
- http://secunia.com/advisories/33683
- http://secunia.com/advisories/33882
- http://secunia.com/advisories/35074
- http://security.freebsd.org/advisories/FreeBSD-SA-09:04.bind.asc
- http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-250846-1
- http://support.apple.com/kb/HT3549
- http://support.avaya.com/elmodocs2/security/ASA-2009-045.htm
FAQ
What is CVE-2009-0025?
CVE-2009-0025 is a vulnerability with a CVSS score of 6.8 (MEDIUM). BIND 9.6.0, 9.5.1, 9.5.0, 9.4.3, and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain ...
How severe is CVE-2009-0025?
CVE-2009-0025 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-0025?
Check the references section above for vendor advisories and patch information. Affected products include: Isc Bind.