Vulnerability Description
OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openssl | Openssl | <= 0.9.8r |
Related Weaknesses (CWE)
References
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041
- http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.h
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00018.html
- http://marc.info/?l=bugtraq&m=132750648501816&w=2
- http://marc.info/?l=bugtraq&m=134039053214295&w=2
- http://secunia.com/advisories/57353
- http://support.apple.com/kb/HT5784
- http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564
- http://www.kb.cert.org/vuls/id/737740US Government Resource
- http://www.openssl.org/news/secadv_20120104.txt
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041
- http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.h
FAQ
What is CVE-2011-4577?
CVE-2011-4577 is a vulnerability with a CVSS score of 4.3 (MEDIUM). OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-...
How severe is CVE-2011-4577?
CVE-2011-4577 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-2011-4577?
Check the references section above for vendor advisories and patch information. Affected products include: Openssl Openssl.