CVE-2025-25567

critical

Description

SoftEther VPN 5.02.5187 is vulnerable to Buffer Overflow in Internat.c via the UniToStrForSingleChars function. NOTE: the Supplier disputes this because the behavior only enables a local user to attack himself through the UI,

References

https://lzydry.github.io/CVE-2025-25567/

https://filecenter.softether-upload.com/d/250715_001_79538/CVE-2025-25567.pdf

Details

Source: Mitre, NVD

Published: 2025-03-12

Updated: 2025-07-19

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H