ssl/t1_lib.c in OpenSSL 0.9.8h through 0.9.8q and 1.0.0 through 1.0.0c allows remote attackers to cause a denial of service (crash), and possibly obtain sensitive information in applications that use OpenSSL, via a malformed ClientHello handshake message that triggers an out-of-bounds memory access, aka "OCSP stapling vulnerability."
CVE-2011-0014
NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 10%CVSS: —Exploit: NoneExposed: 0
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 95.0%
- KEV
- Not listed
Published
February 19, 2011
Last Modified
April 29, 2026
References (64)
- secalert@redhathttp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-002.txt.asc
- secalert@redhathttp://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02794777
- secalert@redhathttp://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html
- secalert@redhathttp://lists.fedoraproject.org/pipermail/package-announce/2011-February/054007.html
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- secalert@redhathttp://marc.info/?l=bugtraq&m=130497251507577&w=2
- secalert@redhathttp://marc.info/?l=bugtraq&m=131042179515633&w=2
- secalert@redhathttp://osvdb.org/70847
- secalert@redhathttp://secunia.com/advisories/43227
- secalert@redhathttp://secunia.com/advisories/43286
- secalert@redhathttp://secunia.com/advisories/43301
- secalert@redhathttp://secunia.com/advisories/43339
- secalert@redhathttp://secunia.com/advisories/44269
- secalert@redhathttp://secunia.com/advisories/57353
- secalert@redhathttp://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.668823
Patch Availability(2)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libssl0.9.8 (0.9.8o-1ubuntu4.4) @ maverick | 2026-05-29 | ubuntu |
| redhat | openssl-0:1.0.0-10.el6 | 2011-05-19 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
All Vendor Advisories
(2)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Frequently asked(4)
What is CVE-2011-0014?
CVE-2011-0014 is a none vulnerability published on February 19, 2011. ssl/t1_lib.c in OpenSSL 0.9.8h through 0.9.8q and 1.0.0 through 1.0.0c allows remote attackers to cause a denial of service (crash), and possibly obtain sensitive information in applications that use OpenSSL, via a malformed ClientHello handshake message that triggers an out-of-bounds memory…
When was CVE-2011-0014 disclosed?
CVE-2011-0014 was first published in the National Vulnerability Database on February 19, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2011-0014 actively exploited?
CVE-2011-0014 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2011-0014?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-0014, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
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