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CVE-2025-13086

nvd nist
Published: Dec 3, 2025Modified: Jun 17, 2026

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4.6
Vector
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less
Source: security@openvpn.net (Secondary)

Description

Improper validation of source IP addresses in OpenVPN version 2.6.0 through 2.6.15 and 2.7_alpha1 through 2.7_rc1 allows an attacker to open a session from a different IP address which did not initiate the connection resulting in a denial of service for the originating client

Affected (8)

Products: Openvpn: Openvpn
Openvpn
1 product
Openvpn
Configuration A
8 vulnerable
Vulnerable SoftwareAffected Versions
Openvpn
Openvpn
From 2.6.0 to 2.6.16
Openvpn
Version 2.7 alpha1
Openvpn
Version 2.7 alpha2
Openvpn
Version 2.7 alpha3
Openvpn
Version 2.7 beta1
Openvpn
Version 2.7 beta2
Openvpn
Version 2.7 beta3
Openvpn
Version 2.7 rc1

Related CWEs

CWE-940
Improper Verification of Source of a Communication Channel
The product establishes a communication channel to handle an incoming request that has been initiated by an actor, but it does not properly verify that the request is coming from the expected origin.

References (3)

Source: security@openvpn.net
Vendor Advisory
Source: security@openvpn.net
Mailing ListRelease Notes
Source: security@openvpn.net
Mailing ListRelease Notes

Timeline

No history available yet.