CVE-2025-25566

State: Published
Severity: 5.6 Medium
Published: Mar 12, 2025
Updated: Jul 19, 2025
Reserved: Feb 7, 2025

Description

Memory Leak vulnerability in SoftEtherVPN 5.02.5187 allows an attacker to cause a denial of service via the UnixMemoryAlloc function. NOTE: the Supplier disputes this because the behavior is limited to a single allocation of a few hundred bytes with a command-line tool.

Scores

CVSS	Score	Vector	Source
3.1	5.6 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L	CISA-ADP

Weaknesses

CWE-401 Missing Release of Memory after Effective Lifetime

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://lzydry.github.io/CVE-2025-25566/
https://filecenter.softether-upload.com/d/250715_001_79538/CVE-2025-25566.pdf

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