{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-48107", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-20T18:46:58.287Z", "datePublished": "2026-06-10T20:23:45.325Z", "dateUpdated": "2026-06-11T13:05:20.827Z" }, "containers": { "cna": { "title": "Russh: Unchecked keyboard-interactive prompt count in client auth path", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-20", "lang": "en", "description": "CWE-20: Improper Input Validation", "type": "CWE" } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1" } } ], "references": [ { "name": "https://github.com/Eugeny/russh/security/advisories/GHSA-g9g7-5cgw-6v28", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/Eugeny/russh/security/advisories/GHSA-g9g7-5cgw-6v28" } ], "affected": [ { "vendor": "Eugeny", "product": "russh", "versions": [ { "version": ">= 0.37.0, < 0.61.0", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-06-10T20:23:45.325Z" }, "descriptions": [ { "lang": "en", "value": "Russh is a Rust SSH client & server library. From version 0.37.0 to before version 0.61.0, in the russh client keyboard-interactive authentication path, a malicious SSH server could send a USERAUTH_INFO_REQUEST with an attacker-controlled prompt count, and the client would use that raw count directly in Vec::with_capacity(...) before validating that enough prompt data was actually present in the packet. This issue has been patched in version 0.61.0." } ], "source": { "advisory": "GHSA-g9g7-5cgw-6v28", "discovery": "UNKNOWN" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-06-11T13:04:34.342241Z", "id": "CVE-2026-48107", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-11T13:05:20.827Z" } } ] } }