OpenVPN 2.7_alpha1 < 2.7.5 DNS State Pollution / DoS (CVE-2026-13379)

According to its self-reported version number, the version of OpenVPN installed on the remote Windows host is 2.7alpha1 through 2.7.4. It is, therefore, affected by a denial of service vulnerability: - The Windows interactive service in OpenVPN 2.7alpha1 through 2.7.4 allows remote attackers to...

CVE-2026-13379

The Windows interactive service in OpenVPN 2.7alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process...

PT-2026-66521

Name of the Vulnerable Software and Affected Versions OpenVPN versions 2.7 alpha1 through 2.7.4 Description The Windows interactive service contains a flaw that allows remote attackers to trigger a service crash or persistent DNS state pollution. This occurs when a crafted search domain is...