CVE - CVE-2013-2061

CVE-ID
CVE-2013-2061	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
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
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://bugs.gentoo.org/show_bug.cgi?id=468756 CONFIRM:https://bugzilla.redhat.com/show_bug.cgi?id=960192 CONFIRM:https://community.openvpn.net/openvpn/wiki/SecurityAnnouncement-f375aa67cc CONFIRM:https://github.com/OpenVPN/openvpn/commit/11d21349a4e7e38a025849479b36ace7c2eec2ee FEDORA:FEDORA-2013-7531 URL:http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105609.html FEDORA:FEDORA-2013-7552 URL:http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105568.html MANDRIVA:MDVSA-2013:167 URL:~~http://www.mandriva.com/security/advisories?name=MDVSA-2013:167~~ (Obsolete source) MLIST:[oss-security] 20130506 Re: CVE request: OpenVPN use of non-constant-time memcmp in HMAC comparison in openvpn_decrypt URL:http://www.openwall.com/lists/oss-security/2013/05/06/6 SUSE:openSUSE-SU-2013:1645 URL:http://lists.opensuse.org/opensuse-updates/2013-11/msg00012.html SUSE:openSUSE-SU-2013:1649 URL:http://lists.opensuse.org/opensuse-updates/2013-11/msg00016.html
Assigning CNA
Red Hat, Inc.
Date Record Created
20130219	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20130219)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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