CVE-2025-25566

Public Exploit

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.

Category

5.6
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.06%
Affected: n/a n/a
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2025-25566?
CVE-2025-25566 has been scored as a medium severity vulnerability.
How to fix CVE-2025-25566?
To fix CVE-2025-25566, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-25566 being actively exploited in the wild?
It is possible that CVE-2025-25566 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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