{"id":"CVE-2025-6523","aliases":["EUVD-2025-22344","GHSA-qmwg-p2m2-4r2x"],"status":"published","title":"Use of weak credentials in emergency authentication component in Devolutions Server allows an...","description":"Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute forcing the short emergency codes generated by the server within a feasible timeframe.\n\nThis issue affects the following versions :\n\n  *  Devolutions Server 2025.2.2.0 through 2025.2.3.0\n  *  \nDevolutions Server 2025.1.11.0 and earlier","severity":{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00481,"percentile":0.4177,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1391"],"published":"2025-07-22T17:00:10Z","modified":"2026-06-17T10:02:04Z","products":[{"vendor":"devolutions","product":"devolutions_server"},{"vendor":"devolutions","product":"server"}],"references":[{"url":"https://devolutions.net/security/advisories/DEVO-2025-0012/","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-6523"},{"url":"https://devolutions.net/security/advisories/DEVO-2025-0012"},{"url":"https://github.com/advisories/GHSA-qmwg-p2m2-4r2x"}],"sources":{"cve":[{"id":"CVE-2025-6523","description":"Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute forcing the short emergency codes generated by the server within a feasible timeframe.\n\nThis issue affects the following versions :\n\n  *  Devolutions Server 2025.2.2.0 through 2025.2.3.0\n  *  \nDevolutions Server 2025.1.11.0 and earlier","status":"published","published":"2025-07-22T17:00:10.697Z","modified":"2025-11-25T17:23:40.966Z","cvss":[{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H","level":"critical","assessor":"cna"},{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-1391"],"updated_at":"2026-11-02T14:32:40.419293Z"}],"euvd":[{"id":"EUVD-2025-22344","description":"Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute forcing the short emergency codes generated by the server within a feasible timeframe.\n\nThis issue affects the following versions :\n\n  *  Devolutions Server 2025.2.2.0 through 2025.2.3.0\n  *  \nDevolutions Server 2025.1.11.0 and earlier","status":"published","published":"2025-07-22T17:00:10Z","modified":"2025-11-25T17:23:40Z","cvss":[{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H","level":"critical"}],"updated_at":"2026-11-02T19:49:12.807834Z"}],"ghsa":[{"id":"GHSA-qmwg-p2m2-4r2x","title":"Use of weak credentials in emergency authentication component in Devolutions Server allows an...","description":"Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute forcing the short emergency codes generated by the server within a feasible timeframe.\n\nThis issue affects the following versions :\n\n  *  Devolutions Server 2025.2.2.0 through 2025.2.3.0\n  *  \nDevolutions Server 2025.1.11.0 and earlier","status":"published","published":"2025-07-22T18:30:42Z","modified":"2025-11-25T18:33:26Z","cvss":[{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"},{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-1391"],"updated_at":"2026-11-02T15:04:57.523321Z"}],"nvd":[{"id":"CVE-2025-6523","description":"Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute forcing the short emergency codes generated by the server within a feasible timeframe.\n\nThis issue affects the following versions :\n\n  *  Devolutions Server 2025.2.2.0 through 2025.2.3.0\n  *  \nDevolutions Server 2025.1.11.0 and earlier","status":"published","published":"2025-07-22T17:15:33.9Z","modified":"2026-06-17T10:02:04.377Z","cvss":[{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"},{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-1391"],"updated_at":"2026-11-02T14:11:19.382856Z"}]}}