{"api_version":"1","generated_at":"2026-09-29T22:36:08+00:00","cve":"CVE-2026-102825","urls":{"html":"https://cve.report/CVE-2026-102825","api":"https://cve.report/api/cve/CVE-2026-102825.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-102825","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-102825"},"summary":{"title":"Russh: Configured server auth-attempt cap is not enforced in the USERAUTH_REQUEST runtime path","description":"Russh is a Rust SSH client and server library. Prior to 0.62.6, the USERAUTH_REQUEST path reached from server::run_stream in russh/src/server/encrypted.rs increments self.common.auth_attempts but never compares it with server::Config.max_auth_attempts. An unauthenticated remote client can continue submitting authentication requests on one connection beyond the configured cap, bypassing the deployment's attempt-limiting policy and increasing online guessing opportunity and backend authentication workload. 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This issue is fixed in version 0.62.6."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-307","description":"CWE-307: Improper Restriction of Excessive Authentication Attempts","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-29T18:31:32.393Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"name":"https://github.com/Eugeny/russh/security/advisories/GHSA-g6xm-f9xp-qq35","tags":["x_refsource_CONFIRM"],"url":"https://github.com/Eugeny/russh/security/advisories/GHSA-g6xm-f9xp-qq35"},{"name":"https://github.com/Eugeny/russh/commit/f8fd0b11a393364dc7f01a182482d86adafdd653","tags":["x_refsource_MISC"],"url":"https://github.com/Eugeny/russh/commit/f8fd0b11a393364dc7f01a182482d86adafdd653"},{"name":"https://github.com/Eugeny/russh/releases/tag/v0.62.6","tags":["x_refsource_MISC"],"url":"https://github.com/Eugeny/russh/releases/tag/v0.62.6"}],"source":{"advisory":"GHSA-g6xm-f9xp-qq35","discovery":"UNKNOWN"},"title":"Russh: Configured server auth-attempt cap is not enforced in the USERAUTH_REQUEST runtime path"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-102825","datePublished":"2026-09-29T18:31:32.393Z","dateReserved":"2026-09-29T17:25:25.265Z","dateUpdated":"2026-09-29T18:31:32.393Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-29 19:17:24","lastModifiedDate":"2026-09-29 19:17:24","problem_types":["CWE-307","CWE-307 CWE-307: Improper Restriction of Excessive Authentication Attempts"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":1.4}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"102825","Ordinal":"1","Title":"Russh: Configured server auth-attempt cap is not enforced in the","CVE":"CVE-2026-102825","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"102825","Ordinal":"1","NoteData":"Russh is a Rust SSH client and server library. Prior to 0.62.6, the USERAUTH_REQUEST path reached from server::run_stream in russh/src/server/encrypted.rs increments self.common.auth_attempts but never compares it with server::Config.max_auth_attempts. An unauthenticated remote client can continue submitting authentication requests on one connection beyond the configured cap, bypassing the deployment's attempt-limiting policy and increasing online guessing opportunity and backend authentication workload. This issue is fixed in version 0.62.6.","Type":"Description","Title":"Russh: Configured server auth-attempt cap is not enforced in the"}]}}}