CVE-2021-4481

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2021-4481", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-06-02T19:44:22.579Z", "datePublished": "2026-06-02T21:32:25.819Z", "dateUpdated": "2026-06-03T22:24:21.714Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-06-03T22:24:21.714Z"}, "title": "Dr\u00e4ger Protector Software Local Privilege Escalation via Insecure File Permissions", "datePublic": "2021-09-24T00:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-732", "description": "CWE-732 Incorrect Permission Assignment for Critical Resource", "type": "CWE"}]}], "affected": [{"vendor": "Dr\u00e4ger", "product": "Protector Software", "versions": [{"status": "affected", "version": "0", "lessThan": "6.4.2", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Dr\u00e4ger Protector Software prior to version 6.4.2 contains a local privilege escalation vulnerability due to insecure file system permissions that allows local attackers to execute arbitrary code with elevated privileges. Attackers can replace binaries or loaded modules on the host system to execute code with NT SYSTEM privileges.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Dr\u00e4ger Protector Software prior to version 6.4.2 contains a local privilege escalation vulnerability due to insecure file system permissions that allows local attackers to execute arbitrary code with elevated privileges. Attackers can replace binaries or loaded modules on the host system to execute code with NT SYSTEM privileges.</p>"}]}], "references": [{"url": "https://static.draeger.com/security/download/2021-267-01-Draeger-Protector-Software-vulnerabilities.pdf", "tags": ["vendor-advisory"]}, {"url": "https://www.vulncheck.com/advisories/dr-ger-protector-software-local-privilege-escalation-via-insecure-file-permissions", "tags": ["third-party-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.3, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 8.2, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H"}}], "credits": [{"lang": "en", "value": "Mario Ceballos", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-03T19:17:03.282571Z", "id": "CVE-2021-4481", "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": "2026-06-03T19:17:38.131Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-4481", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-03T19:17:03.282571Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-03T19:17:23.453Z"}}], "cna": {"title": "Dr\u00e4ger Protector Software Local Privilege Escalation via Insecure File Permissions", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "value": "Mario Ceballos"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.3, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "ACTIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}, {"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.2, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Dr\u00e4ger", "product": "Protector Software", "versions": [{"status": "affected", "version": "0", "lessThan": "6.4.2", "versionType": "custom"}], "defaultStatus": "unaffected"}], "datePublic": "2021-09-24T00:00:00.000Z", "references": [{"url": "https://static.draeger.com/security/download/2021-267-01-Draeger-Protector-Software-vulnerabilities.pdf", "tags": ["vendor-advisory"]}, {"url": "https://www.vulncheck.com/advisories/dr-ger-protector-software-local-privilege-escalation-via-insecure-file-permissions", "tags": ["third-party-advisory"]}], "x_generator": {"engine": "Vulnogram 1.0.2"}, "descriptions": [{"lang": "en", "value": "Dr\u00e4ger Protector Software prior to version 6.4.2 contains a local privilege escalation vulnerability due to insecure file system permissions that allows local attackers to execute arbitrary code with elevated privileges. Attackers can replace binaries or loaded modules on the host system to execute code with NT SYSTEM privileges.", "supportingMedia": [{"type": "text/html", "value": "<p>Dr\u00e4ger Protector Software prior to version 6.4.2 contains a local privilege escalation vulnerability due to insecure file system permissions that allows local attackers to execute arbitrary code with elevated privileges. Attackers can replace binaries or loaded modules on the host system to execute code with NT SYSTEM privileges.</p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-732", "description": "CWE-732 Incorrect Permission Assignment for Critical Resource"}]}], "providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-06-03T22:24:21.714Z"}}}, "cveMetadata": {"cveId": "CVE-2021-4481", "state": "PUBLISHED", "dateUpdated": "2026-06-03T22:24:21.714Z", "dateReserved": "2026-06-02T19:44:22.579Z", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "datePublished": "2026-06-02T21:32:25.819Z", "assignerShortName": "VulnCheck"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Protector Software", "vendor": "Dr\u00e4ger", "versions": [{"lessThan": "6.4.2", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Dr\u00e4ger Protector Software prior to version 6.4.2 contains a local privilege escalation vulnerability due to insecure file system permissions that allows local attackers to execute arbitrary code with elevated privileges. Attackers can replace binaries or loaded modules on the host system to execute code with NT SYSTEM privileges."}, {"lang": "es", "value": "El software Dr\u00e4ger Protector anterior a la versi\u00f3n 6.4.2 contiene una vulnerabilidad de escalada de privilegios local debido a permisos de sistema de archivos inseguros que permite a atacantes locales ejecutar c\u00f3digo arbitrario con privilegios elevados. Los atacantes pueden reemplazar binarios o m\u00f3dulos cargados en el sistema anfitri\u00f3n para ejecutar c\u00f3digo con privilegios de NT SYSTEM."}], "id": "CVE-2021-4481", "lastModified": "2026-07-22T19:10:00.120", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.8, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.3, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "HIGH", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-4481", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-03T19:17:03.282571Z", "version": "2.0.3"}}]}, "published": "2026-06-02T22:16:15.503", "references": [{"source": "disclosure@vulncheck.com", "url": "https://static.draeger.com/security/download/2021-267-01-Draeger-Protector-Software-vulnerabilities.pdf"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/dr-ger-protector-software-local-privilege-escalation-via-insecure-file-permissions"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-732"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,6.4.2)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Protector Software", "source": "cna", "vendor": "Dr\u00e4ger"}, "product": "protector_software", "vendor": "draeger"}], "created": "2026-06-03T03:30:06.292912+00:00", "updated": "2026-06-03T10:54:34.811941+00:00", "vendors": ["draeger", "draeger$PRODUCT$protector_software"]}