CVE-2021-3579

Incorrect Default Permissions vulnerability in the bdservicehost.exe and Vulnerability.Scan.exe components as used in Bitdefender Endpoint Security Tools for Windows, Total Security allows a local attacker to elevate privileges to NT AUTHORITY\SYSTEM This issue affects: Bitdefender Endpoint Security Tools for Windows versions prior to 7.2.1.65. Bitdefender Total Security versions prior to 7.2.1.65.

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.bitdefender.com/support/security-advisories/incorrect-default-permissions-vulnerability-in-bdservicehost-exe-and-vulnerability-scan-exe-va-9848/	Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-1277/	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:bitdefender:endpoint_security_tools::::::windows::*
	cpe:2.3:a:bitdefender:total_security::::::::

History

No history.

Information

Published : 2021-10-28 14:15

Updated : 2021-11-28 23:24

NVD link : CVE-2021-3579

Mitre link : CVE-2021-3579

CVE.ORG link : CVE-2021-3579

JSON object : View

Products Affected

bitdefender

total_security
endpoint_security_tools

CWE

CWE-276

Incorrect Default Permissions

{"id": "CVE-2021-3579", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/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": 1.8}, {"type": "Secondary", "source": "cve-requests@bitdefender.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/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": 1.8}]}, "published": "2021-10-28T14:15:08.673", "references": [{"url": "https://www.bitdefender.com/support/security-advisories/incorrect-default-permissions-vulnerability-in-bdservicehost-exe-and-vulnerability-scan-exe-va-9848/", "tags": ["Vendor Advisory"], "source": "cve-requests@bitdefender.com"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1277/", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve-requests@bitdefender.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-276"}]}, {"type": "Secondary", "source": "cve-requests@bitdefender.com", "description": [{"lang": "en", "value": "CWE-276"}]}], "descriptions": [{"lang": "en", "value": "Incorrect Default Permissions vulnerability in the bdservicehost.exe and Vulnerability.Scan.exe components as used in Bitdefender Endpoint Security Tools for Windows, Total Security allows a local attacker to elevate privileges to NT AUTHORITY\\SYSTEM This issue affects: Bitdefender Endpoint Security Tools for Windows versions prior to 7.2.1.65. Bitdefender Total Security versions prior to 7.2.1.65."}, {"lang": "es", "value": "Una vulnerabilidad de Permisos Predeterminados Incorrectos en los componentes bdservicehost.exe y Vulnerability.Scan.exe usados en Bitdefender Endpoint Security Tools for Windows, Total Security permite a un atacante local elevar los privilegios a NT AUTHORITY\\SYSTEM Este problema afecta a: Bitdefender Endpoint Security Tools for Windows versiones anteriores a 7.2.1.65. Bitdefender Total Security versiones anteriores a 7.2.1.65"}], "lastModified": "2021-11-28T23:24:24.047", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:bitdefender:endpoint_security_tools:*:*:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "F212FE4E-1755-46C9-80ED-C6D27DAC01EF", "versionEndExcluding": "7.2.1.65"}, {"criteria": "cpe:2.3:a:bitdefender:total_security:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C2D4AD2F-0642-497C-99B9-74712C1F7D19", "versionEndExcluding": "7.2.1.65"}], "operator": "OR"}]}], "sourceIdentifier": "cve-requests@bitdefender.com"}