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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2013-11-15T18:16:00

Updated: 2024-08-06T15:20:37.491Z

Reserved: 2013-02-19T00:00:00

Link: CVE-2013-2061

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2013-11-18T02:55:07.530

Modified: 2020-05-12T14:21:12.937

Link: CVE-2013-2061

cve-icon Redhat

No data.