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vulnerabilityCVE-2025-13086
Name
CVE-2025-13086
Source
NVD ( link)Debian ( link)
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
Published Date
Updated Date
Workaround
-

Analysis#


Affected Component
Analysis
openvpn
Patched

Vulnerability Ratings#


4.6
CVSSv4
7.5
CVSSv31
NaN
other

Others affected components#


Name
Project
Project Version
Version
Status
buildroot
2025.02.x
2.6.20
Not Affected
buildroot
master
2.7.4
Not Affected
openwrt
master
2.7.4-r2
Not Affected
openwrt
openwrt-25.12
2.7.4-r1
Not Affected
yocto
kirkstone
2.5.11
Not Affected
yocto
master
2.7.0
Not Affected

Resolved with patches#


openvpn (yocto:scarthgap)

#
Title
Author
Resolve
1
Fix memcmp check for the hmac verification in the 3way
Arne Schwabe <arne@rfc2549.org>
CVE-2025-13086