Information disclosure vulnerability in OpenVPN via a HMAC comparison functionID: oval:org.secpod.oval:def:16230 | Date: (C)2013-12-19 (M)2022-10-10 |
Class: VULNERABILITY | Family: windows |
The host is installed with OpenVPN 2.3.0 and earlier are prone to information disclosure vulnerability. The flaw is present in the application, which fails to properly handle the openvpn_decrypt function in crypto.c. Successful exploitation allows remote attackers to cause timing attack involving an HMAC comparison function that does not run in constant time and a padding oracle attack on the CBC mode cipher.
Platform: |
Microsoft Windows 11 |
Microsoft Windows Server 2022 |
Microsoft Windows Server 2019 |
Microsoft Windows Server 2016 |
Microsoft Windows 10 |
Microsoft Windows 2000 |
Microsoft Windows XP |
Microsoft Windows Vista |
Microsoft Windows Server 2003 |
Microsoft Windows Server 2008 |
Microsoft Windows 7 |
Microsoft Windows Server 2012 |
Microsoft Windows Server 2008 R2 |
Microsoft Windows 8 |
Microsoft Windows 8.1 |
Microsoft Windows Server 2012 R2 |