Incorrect Default Permissions vulnerability in bdservicehost.exe and Vulnerability.Scan.exe

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.

Scores

EPSS (exploitation in 30 days)

0.69% · top 47% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

• CWE-276 Incorrect Default Permissions (opens in a new tab)All about CWE-276 and its CVEs

Affected products

• Bitdefender · ENdpoint Security Tools for Windows

  • affected unspecified – < 7.2.1.65

• Bitdefender · Total Security

  • affected unspecified – < 7.2.1.65

What to do

Solution: An automatic update to Bitdefender Endpoint Security Tools version 7.2.1.65, Bitdefender Total Security version 25.0.26 fixes the issue.

References (2)

• https://www.bitdefender.com/support/security-advisories/incorrect-default-permissions-vulnerability-in-bdservicehost-exe-and-vulnerability-scan-exe-va-9848/ (opens in a new tab)x_refsource_MISCx_transferred
• https://www.zerodayinitiative.com/advisories/ZDI-21-1277/ (opens in a new tab)x_refsource_MISCx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2021-3579](https://trackcve.app/badge/CVE-2021-3579.svg)](https://trackcve.app/cve/CVE-2021-3579)

Record last updated 16 Sept 2024, 23:50 UTC.