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CVE-2013-2061

CVE-2013-2061

EPSS 2.8%
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.
Affected products
n/a · n/a

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References
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105568.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2013-May/105609.htmlhttp://lists.opensuse.org/opensuse-updates/2013-11/msg00012.htmlhttp://lists.opensuse.org/opensuse-updates/2013-11/msg00016.htmlhttps://bugs.gentoo.org/show_bug.cgi?id=468756https://bugzilla.redhat.com/show_bug.cgi?id=960192https://community.openvpn.net/openvpn/wiki/SecurityAnnouncement-f375aa67cchttps://github.com/OpenVPN/openvpn/commit/11d21349a4e7e38a025849479b36ace7c2eec2eehttp://www.mandriva.com/security/advisories?name=MDVSA-2013:167http://www.openwall.com/lists/oss-security/2013/05/06/6