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Vulnerability record · CVE-2011-4108 · published 6 January 2012

CVE-2011-4108: Openssl vulnerability

OOpenssl · Openssl

The DTLS implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f performs a MAC check only if certain padding is valid, which makes it easier for remote attackers to recover plaintext via a padding oracle attack.

4.3 CVSS 2.0 Medium EPSS 16% · top 3.2% CWE-310 · CWE-310
4.3CVSS 2.0 base score
16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
50References
16 Jun 2026Last modified by NVD

Description

The DTLS implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f performs a MAC check only if certain padding is valid, which makes it easier for remote attackers to recover plaintext via a padding oracle attack.

AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
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://lists.opensuse.org/opensuse-security-announce/2014-03/msg00001.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/57260
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.isg.rhul.ac.uk/~kp/dtls.pdf
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
https://security.paloaltonetworks.com/CVE-2011-4108
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://lists.opensuse.org/opensuse-security-announce/2014-03/msg00001.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/57260

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2011-4108), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.