{"id":"CVE-2025-6523","state":"PUBLISHED","title":"Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute forcing the short emergenc","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","publishedAt":"2025-07-22T17:00:10.697Z","updatedAt":"2025-11-25T17:23:40.966Z","severity":{"score":9.5,"label":"Critical","version":"4.0","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","source":"DEVOLUTIONS"},"assigner":"DEVOLUTIONS","products":["Devolutions Server"],"affected":[{"vendor":"Devolutions","product":"Server","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2025.1.11.0","versionType":"custom"},{"version":"2025.2.2.0","status":"affected","lessThanOrEqual":"2025.2.3.0","versionType":"custom"}]}],"references":["https://devolutions.net/security/advisories/DEVO-2025-0012/"],"weaknesses":["CWE-1391"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/6xxx/CVE-2025-6523.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-6523","state":"PUBLISHED","datePublished":"2025-07-22T17:00:10.697Z","dateUpdated":"2025-11-25T17:23:40.966Z","assignerShortName":"DEVOLUTIONS","assignerOrgId":"bfee16bd-18e6-446c-9a65-f5b2e3d89c23","dateReserved":"2025-06-23T14:04:39.194Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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"}],"affected":[{"vendor":"Devolutions","product":"Server","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2025.1.11.0","versionType":"custom"},{"version":"2025.2.2.0","status":"affected","lessThanOrEqual":"2025.2.3.0","versionType":"custom"}]}],"references":[{"url":"https://devolutions.net/security/advisories/DEVO-2025-0012/"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"HIGH","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":9.5,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"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","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1391","description":"CWE-1391: Use of Weak Credentials","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"DEVOLUTIONS","orgId":"bfee16bd-18e6-446c-9a65-f5b2e3d89c23","dateUpdated":"2025-11-25T17:23:40.966Z"},"credits":[{"lang":"en","type":"finder","value":"Gino Boudreau (mononclemich)"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"CHANGED","version":"3.1","baseScore":7.7,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-07-22T18:40:53.083607Z","id":"CVE-2025-6523","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-07-22T18:41:36.063Z"}}]}}}