CVE-2025-25567 describes a critical buffer overflow vulnerability in SoftEther VPN version 5.02.5187, specifically within the UniToStrForSingleChars function in Internat.c. This flaw carries a CVSS score of 9.8, indicating a severe risk with potential for complete compromise of confidentiality, integrity, and availability, though the vendor disputes its exploitability beyond a local self-attack. Currently, there is no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.02.5187CPE matchmatch criteria | cpe:2.3:a:softether:vpn:5.02.5187:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.