CVE-2021-20076

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{"affected": [{"affectedData": [{"product": "Tenable.sc", "vendor": "n/a", "versions": [{"status": "affected", "version": "5.13.0 through 5.17.0"}]}], "source": "vulnreport@tenable.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*", "matchCriteriaId": "AC1721B5-9FCD-47C3-8338-E02932CF2C05", "versionEndIncluding": "5.17.0", "versionStartIncluding": "5.13.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Tenable.sc and Tenable.sc Core versions 5.13.0 through 5.17.0 were found to contain a vulnerability that could allow an authenticated, unprivileged user to perform Remote Code Execution (RCE) on the Tenable.sc server via Hypertext Preprocessor unserialization."}, {"lang": "es", "value": "Se encontr\u00f3 Tenable.sc y Tenable.sc Core versiones 5.13.0 hasta 5.17.0, contienen una vulnerabilidad que podr\u00eda permitir a un usuario autenticado y poco privilegiado llevar a cabo una ejecuci\u00f3n de c\u00f3digo remota (RCE) en el servidor Tenable.sc por medio de una deserializaci\u00f3n del Hypertext Preprocessor"}], "id": "CVE-2021-20076", "lastModified": "2026-06-17T03:33:14.133", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-03-03T17:15:11.910", "references": [{"source": "vulnreport@tenable.com", "tags": ["Vendor Advisory"], "url": "https://www.tenable.com/security/tns-2021-03"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.tenable.com/security/tns-2021-03"}], "sourceIdentifier": "vulnreport@tenable.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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