CVE-2021-3576 Information

Description

Execution with Unnecessary Privileges vulnerability in Bitdefender Endpoint Security Tools Total Security allows a local attacker to elevate to ‘NT AUTHORITY\System. Impersonation enables the server thread to perform actions on behalf of the client but within the limits of the client’s security context. This issue affects: Bitdefender Endpoint Security Tools versions prior to 7.2.1.65. Bitdefender Total Security versions prior to 25.0.26.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://www.bitdefender.com/support/security-advisories/privilege-escalation-via-seimpersonateprivilege-in-bitdefender-endpoint-security-tools-va-9848/ https://www.zerodayinitiative.com/advisories/ZDI-21-1276/ https://www.zerodayinitiative.com/advisories/ZDI-21-1376/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8