CVE-2011-4108

MEDIUM

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.

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://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

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

https://securityadvisories.paloaltonetworks.com/Home/Detail/17

Details

Source: MITRE

Published: 2012-01-06

Updated: 2016-08-23

Type: CWE-310

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N)

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM