CVE-2021-42561

{"id": "CVE-2021-42561", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2022-01-12T19:15:08.330", "references": [{"url": "https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-42561-Command%20Injection%20Via%20the%20Human%20Plugin-MITRE%20Caldera", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/mitre/caldera/releases", "tags": ["Release Notes", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-42561-Command%20Injection%20Via%20the%20Human%20Plugin-MITRE%20Caldera", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/mitre/caldera/releases", "tags": ["Release Notes", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-74"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in CALDERA 2.8.1. When activated, the Human plugin passes the unsanitized name parameter to a python \"os.system\" function. This allows attackers to use shell metacharacters (e.g., backticks \"``\" or dollar parenthesis \"$()\" ) in order to escape the current command and execute arbitrary shell commands."}, {"lang": "es", "value": "Se ha detectado un problema en CALDERA versi\u00f3n 2.8.1. Cuando es activado, el plugin Human pasa el par\u00e1metro de nombre sin sanear a una funci\u00f3n de python \"os.system\". Esto permite a atacantes usar metacaracteres de la shell (por ejemplo, los puntos suspensivos \"``\" o los par\u00e9ntesis de d\u00f3lar \"$()\" ) para escapar del comando actual y ejecutar comandos arbitrarios de la shell"}], "lastModified": "2024-11-21T06:27:48.953", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mitre:caldera:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E96BD638-79D7-4128-B35D-584560A5FB91", "versionEndIncluding": "2.8.1"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}