CVE-2021-4199: Incorrect Permission Assignment for Critical Resource vulnerability in BDReinit.exe (VA-10017)

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-03-07 · updated 2026-06-17
Weakness: CWE-732

Description

Incorrect Permission Assignment for Critical Resource vulnerability in the crash handling component BDReinit.exe as used in Bitdefender Total Security, Internet Security, Antivirus Plus, Endpoint Security Tools for Windows allows a remote attacker to escalate local privileges to SYSTEM. This issue affects: Bitdefender Total Security versions prior to 26.0.10.45. Bitdefender Internet Security versions prior to 26.0.10.45. Bitdefender Antivirus Plus versions prior to 26.0.10.45. Bitdefender Endpoint Security Tools for Windows versions prior to 7.4.3.146.

Affected products

Bitdefender Antivirus Plus: before 26.0.3.29 — fixed in 26.0.3.29
Bitdefender Endpoint Security Tools: before 7.4.3.146 — fixed in 7.4.3.146
Bitdefender Internet Security: before 26.0.3.29 — fixed in 26.0.3.29
Bitdefender Total Security: before 26.0.3.29 — fixed in 26.0.3.29

How to fix

Upgrade to a fixed version: Bitdefender Antivirus Plus 26.0.3.29; Bitdefender Endpoint Security Tools 7.4.3.146; Bitdefender Internet Security 26.0.3.29; Bitdefender Total Security 26.0.3.29. Check the vendor advisory for mitigations.

References

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