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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…
- 9.3HighCVSS base score
- 16.9%Exploitation in 30 daysEPSS · top 2.9% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By redhat
- 3 months later
· 3 months later
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 16.9% · top 2.9% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Affected products
n/a
- affected n/a
References
16
- 48528 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDVSA-2012:006 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- http://www.openssl.org/news/secadv_20120104.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2012:0084 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2012:1308 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2012:1307 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://support.apple.com/kb/HT5784 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2013-06-04-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- VU#737740 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- HPSBUX02734 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
- openssl-policy-checks-dos(72129) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- MDVSA-2012:007 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- RHSA-2012:1306 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- HPSBOV02793 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
- DSA-2390 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://aix.software.ibm.com/aix/efixes/security/openssl_advisory3.asc (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2011-4057 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-4109)Record last updated .