Cyber Resilience

CVE-2021-4199

HighLPE

Published: 07 March 2022

Published
07 March 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0058 69.3th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-4199 is a high-severity Incorrect Permission Assignment for Critical Resource (CWE-732) vulnerability in Bitdefender Antivirus Plus. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 30.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

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

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-732

Procedures support proper permission assignment for critical resources through documented controls.

addresses: CWE-732

Attribute management for resources provides a mechanism to assign and maintain correct permissions based on security labels.

addresses: CWE-732

Prevents overly permissive assignments to critical resources by limiting to task needs.

addresses: CWE-732

Training policy covers correct permission assignment, reducing the ability to exploit incorrect permission assignments for critical resources.

addresses: CWE-732

Training on permission management reduces incorrect permission assignments for critical resources.

addresses: CWE-732

Audit logs and logging tools are critical resources whose protection requires correct permission assignments to block unauthorized actions.

addresses: CWE-732

Assessments review permission assignments on critical resources to confirm correctness, mitigating exploitation via incorrect permissions.

addresses: CWE-732

Certification includes checking that permissions on critical resources are correctly assigned.

References