CVE-2011-4576
MEDIUM · CVSS 5.0EPSS 15.6%EU EUVD
The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:N/A:N- Weakness (CWE)
- CWE-310
- EPSS score
- 15.6% (97th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-4502)
- Published
- January 6, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-4502 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
- openssl / openssl
and 13 more…
References
- http://aix.software.ibm.com/aix/efixes/security/openssl_advisory3.asc
- 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=133951357207000&w=2
- http://marc.info/?l=bugtraq&m=134039053214295&w=2
- http://rhn.redhat.com/errata/RHSA-2012-1306.html
- http://rhn.redhat.com/errata/RHSA-2012-1307.html
- http://rhn.redhat.com/errata/RHSA-2012-1308.html
- http://secunia.com/advisories/48528
- http://secunia.com/advisories/55069
- http://secunia.com/advisories/57353
- http://support.apple.com/kb/HT5784
- http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564
- http://www.debian.org/security/2012/dsa-2390
- http://www.kb.cert.org/vuls/id/737740(US Government Resource)
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:006
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:007
- http://www.openssl.org/news/secadv_20120104.txt(Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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