CVE-2026-11771: Off-by-one Error

OpenVPN version 2.1.0 through 2.6.20 and 2.7alpha1 through 2.7.4 allows attackers via an off-by-one buffer write in the NTLM proxy authentication to potentially cause a crash via a crafted NTLM response from a malicious proxy server...

Manage authentication for NTLM proxies

We want to access RRS content internally, but we are using a secured proxy requiring authentication via NTLM or user/password. We setted up the standard Java proxies properties: http.proxyHost, http.proxyPort and http.auth.ntlm.domain. But it seams that the http.auth.ntlm.domain properties does n...