CVE-2022-3369: Improper handling of registry symbolic links in Bitdefender Engines

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-11-01 · updated 2026-06-17
Weakness: CWE-269

Description

An Improper Access Control vulnerability in the bdservicehost.exe component, as used in Bitdefender Engines for Windows, allows an attacker to delete privileged registry keys by pointing a Registry symlink to a privileged key. This issue affects: Bitdefender Engines versions prior to 7.92659. It also affects Bitdefender Antivirus Free, Bitdefender Antivirus Plus, Bitdefender Internet Security, Bitdefender Total Security, as well as Bitdefender Endpoint Security Tools for Windows with engine versions prior to 7.92659.

Affected products

Bitdefender Engines: before 7.92659 — fixed in 7.92659

How to fix

Upgrade to a fixed version: Bitdefender Engines 7.92659. Check the vendor advisory for mitigations.

References

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