Vulnerability in OpenSSL
CVE-2011-4109
Double free vulnerability in OpenSSL 0.9.8 before 0.9.8s, when X509_V_FLAG_POLICY_CHECK is enabled, allows remote attackers to have an unspecified impact by triggering failure of a policy check.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.169 (97.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.171 · newest: 0.169 · change: -0.002
Affected products
- OpenSSL — versions 0.9.8, 0.9.8a, 0.9.8b
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secunia.com/advisories/48528 (third-party-advisory)
- www.mandriva.com/security/advisories (vendor-advisory)
- www.openssl.org/news/secadv_20120104.txt (Vendor Advisory)
- lists.opensuse.org/opensuse-security-announce/2012-01/msg00018.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2012-1308.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2012-1307.html (vendor-advisory)
- support.apple.com/kb/HT5784
- lists.apple.com/archives/security-announce/2013/Jun/msg00000.html (vendor-advisory)
- www.kb.cert.org/vuls/id/737740 (US Government Resource, third-party-advisory)
- marc.info/ (vendor-advisory)
Frequently asked questions
- What is CVE-2011-4109?
- CVE-2011-4109 is a vulnerability in OpenSSL, classified under CWE-399. Published 2012-01-06.
- Is CVE-2011-4109 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.