{"id":"CVE-2025-13392","aliases":["EUVD-2025-209956","GHSA-g37m-8w79-wgp5"],"status":"published","title":"Improper check for unusual or exceptional conditions vulnerability in SSO in Synology DiskStation...","description":"Improper check for unusual or exceptional conditions vulnerability in SSO in Synology DiskStation Manager (DSM) before 7.2.2-72806-5 and 7.3.1-86003-1 (7.2.1-69057 is not affected) allows remote attackers to bypass authentication with prior knowledge of the distinguished name (DN).","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00534,"percentile":0.45514,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-754"],"published":"2026-05-27T08:36:06Z","modified":"2026-10-07T08:10:00Z","products":[{"vendor":"synology","product":"diskstation manager (dsm)"},{"vendor":"synology","product":"diskstation_manager"}],"references":[{"url":"https://www.synology.com/en-global/security/advisory/Synology_SA_25_14","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-13392"},{"url":"https://github.com/advisories/GHSA-g37m-8w79-wgp5"}],"sources":{"cve":[{"id":"CVE-2025-13392","description":"Improper check for unusual or exceptional conditions vulnerability in SSO in Synology DiskStation Manager (DSM) before 7.2.2-72806-5 and 7.3.1-86003-1 (7.2.1-69057 is not affected) allows remote attackers to bypass authentication with prior knowledge of the distinguished name (DN).","status":"published","published":"2026-05-27T08:36:06.463Z","modified":"2026-05-27T13:44:34.268Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T14:32:43.437394Z"}],"euvd":[{"id":"EUVD-2025-209956","description":"Improper check for unusual or exceptional conditions vulnerability in SSO in Synology DiskStation Manager (DSM) before 7.2.2-72806-5 and 7.3.1-86003-1 (7.2.1-69057 is not affected) allows remote attackers to bypass authentication with prior knowledge of the distinguished name (DN).","status":"published","published":"2026-05-27T08:36:06Z","modified":"2026-05-27T13:44:34Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:21:04.78276Z"}],"ghsa":[{"id":"GHSA-g37m-8w79-wgp5","title":"Improper check for unusual or exceptional conditions vulnerability in SSO in Synology DiskStation...","description":"Improper check for unusual or exceptional conditions vulnerability in SSO in Synology DiskStation Manager (DSM) before 7.2.2-72806-5 and 7.3.1-86003-1 (7.2.1-69057 is not affected) allows remote attackers to bypass authentication with prior knowledge of the distinguished name (DN).","status":"published","published":"2026-05-27T09:31:16Z","modified":"2026-05-27T09:31:24Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T15:08:20.329411Z"}],"nvd":[{"id":"CVE-2025-13392","description":"Improper check for unusual or exceptional conditions vulnerability in SSO in Synology DiskStation Manager (DSM) before 7.2.2-72806-5 and 7.3.1-86003-1 (7.2.1-69057 is not affected) allows remote attackers to bypass authentication with prior knowledge of the distinguished name (DN).","status":"published","published":"2026-05-27T09:16:26.607Z","modified":"2026-10-07T08:10:00.2Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T14:12:02.090779Z"}]}}