{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-65184", "assignerOrgId": "44488dab-36db-4358-99f9-bc116477f914", "state": "PUBLISHED", "assignerShortName": "runZero", "dateReserved": "2026-07-21T20:14:34.064Z", "datePublished": "2026-10-26T14:07:08.235Z", "dateUpdated": "2026-10-26T14:07:08.235Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "44488dab-36db-4358-99f9-bc116477f914", "shortName": "runZero", "dateUpdated": "2026-10-26T14:07:08.235Z"}, "title": "Avocent ACS8000 wsserver command injection", "datePublic": "2026-10-26T14:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-78", "description": "CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')", "type": "CWE"}]}], "affected": [{"vendor": "Vertiv", "product": "Avocent ACS8000", "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "2.32.4", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The root-privileged `wsserver` terminal-bridge daemon builds a shell command from client-supplied WebSocket fields and passes it to `system()` and `popen()` without quoting, escaping, or character-set validation. The daemon's public-key session path performs no appliance-session check.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "The root-privileged `wsserver` terminal-bridge daemon builds a shell command from client-supplied WebSocket fields and passes it to `system()` and `popen()` without quoting, escaping, or character-set validation. The daemon's public-key session path performs no appliance-session check. "}]}], "references": [{"url": "https://www.runzero.com/advisories/avocent-acs8000-wsserver-cmdinj-cve-2026-65184", "tags": ["third-party-advisory"]}, {"url": "https://www.runzero.com/blog/lights-out-exposed/", "tags": ["related"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}], "credits": [{"lang": "en", "value": "HD Moore of runZero", "type": "finder"}, {"lang": "en", "value": "Tod Beardsley of runZero", "type": "coordinator"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Avocent ACS8000", "vendor": "Vertiv", "versions": [{"lessThanOrEqual": "2.32.4", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "44488dab-36db-4358-99f9-bc116477f914"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The root-privileged `wsserver` terminal-bridge daemon builds a shell command from client-supplied WebSocket fields and passes it to `system()` and `popen()` without quoting, escaping, or character-set validation. The daemon's public-key session path performs no appliance-session check."}], "id": "CVE-2026-65184", "lastModified": "2026-10-26T15:16:41.627", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "44488dab-36db-4358-99f9-bc116477f914", "type": "Secondary"}]}, "published": "2026-10-26T15:16:41.627", "references": [{"source": "44488dab-36db-4358-99f9-bc116477f914", "url": "https://www.runzero.com/advisories/avocent-acs8000-wsserver-cmdinj-cve-2026-65184"}, {"source": "44488dab-36db-4358-99f9-bc116477f914", "url": "https://www.runzero.com/blog/lights-out-exposed/"}], "sourceIdentifier": "44488dab-36db-4358-99f9-bc116477f914", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "44488dab-36db-4358-99f9-bc116477f914", "type": "Secondary"}]}

{}

{}