{"id":"CVE-2025-25566","aliases":["EUVD-2025-7672","GHSA-8hg9-rcgr-qwwm"],"status":"disputed","title":"Memory Leak vulnerability in SoftEtherVPN 5.02.5187 allows an attacker to cause a denial of...","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.","severity":{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00316,"percentile":0.2492,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-401"],"published":"2025-03-12T00:00:00Z","modified":"2026-06-17T09:00:54Z","products":[{"vendor":"softether","product":"vpn"}],"references":[{"url":"https://lzydry.github.io/CVE-2025-25566/","tags":["Exploit"]},{"url":"https://filecenter.softether-upload.com/d/250715_001_79538/CVE-2025-25566.pdf"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-25566"},{"url":"https://lzydry.github.io/CVE-2025-25566"},{"url":"https://github.com/advisories/GHSA-8hg9-rcgr-qwwm"}],"sources":{"cve":[{"id":"CVE-2025-25566","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.","status":"disputed","published":"2025-03-12T00:00:00Z","modified":"2025-07-19T01:35:26.617Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"adp"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:32:31.971896Z"}],"euvd":[{"id":"EUVD-2025-7672","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.","status":"published","published":"2025-03-12T00:00:00Z","modified":"2025-07-19T01:35:26Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T20:32:06.504899Z"}],"ghsa":[{"id":"GHSA-8hg9-rcgr-qwwm","title":"Memory Leak vulnerability in SoftEtherVPN 5.02.5187 allows an attacker to cause a denial of...","description":"Memory Leak vulnerability in SoftEtherVPN 5.02.5187 allows an attacker to cause a denial of service via the UnixMemoryAlloc function.","status":"published","published":"2025-03-12T18:32:53Z","modified":"2025-07-19T03:30:19Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T15:03:03.949606Z"}],"nvd":[{"id":"CVE-2025-25566","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.","status":"disputed","published":"2025-03-12T16:15:22.75Z","modified":"2026-06-17T09:00:54.107Z","cvss":[{"version":"3.1","score":5.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:10:53.93104Z"}]}}