VulnerabilityModified
CVE-2011-4577
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…
MEDIUM 4.3EPSS 8.19%
Does this matter?
Lower severity and a low EPSS score (8.19%). Track it; it rarely justifies an emergency change on its own.
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 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
- EPSS
- 8.19% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- openssl/openssl
- Source
- secalert@redhat.com
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.html
- 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.html
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.