Vulnerability CVE-2021-3579
Published: 2021-10-28

Description:
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.

Type:

CWE-276

 (Incorrect Default Permissions)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Bitdefender -> Endpoint security tools 
Bitdefender -> Total security 

 References:
https://www.bitdefender.com/support/security-advisories/incorrect-default-permissions-vulnerability-in-bdservicehost-exe-and-vulnerability-scan-exe-va-9848/
https://www.zerodayinitiative.com/advisories/ZDI-21-1277/
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