RedhatCVELIST:CVE-2013-2061CVE-2013-2061
The openvpn_decrypt function in crypto.c in OpenVPN 2.3.0 and earlier, when running in UDP mode, allows remote attackers to obtain sensitive information via a timing attack involving an HMAC comparison function that does not run in constant time and a padding oracle attack on the CBC mode cipher.
References
lists.fedoraproject.org/pipermail/package-announce/2013-May/105568.html
lists.fedoraproject.org/pipermail/package-announce/2013-May/105609.html
lists.opensuse.org/opensuse-updates/2013-11/msg00012.html
lists.opensuse.org/opensuse-updates/2013-11/msg00016.html
www.mandriva.com/security/advisories?name=MDVSA-2013:167
www.openwall.com/lists/oss-security/2013/05/06/6
bugs.gentoo.org/show_bug.cgi?id=468756
bugzilla.redhat.com/show_bug.cgi?id=960192
community.openvpn.net/openvpn/wiki/SecurityAnnouncement-f375aa67cc
github.com/OpenVPN/openvpn/commit/11d21349a4e7e38a025849479b36ace7c2eec2ee
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