CVE-2021-4199

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

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.

Remediation

Solution:

  • An automatic update to the following product versions fixes the issue: - Bitdefender Total Security version 26.0.10.45. - Bitdefender Internet Security version 26.0.10.45. - Bitdefender Antivirus Plus version 26.0.10.45. - Bitdefender Endpoint Security Tools for Windows version 7.4.3.146.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.53%
Vendor Advisory bitdefender.com
Affected: Bitdefender Total Security
Affected: Bitdefender Internet Security
Affected: Bitdefender Antivirus Plus
Affected: Bitdefender Endpoint Security Tools for Windows
Published at:
Updated at:

References

Link Tags
https://www.bitdefender.com/support/security-advisories/incorrect-permission-assignment-for-critical-resource-vulnerability-in-bdreinit-exe-va-10017/ vendor advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-484/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-4199?
CVE-2021-4199 has been scored as a high severity vulnerability.
How to fix CVE-2021-4199?
To fix CVE-2021-4199: An automatic update to the following product versions fixes the issue: - Bitdefender Total Security version 26.0.10.45. - Bitdefender Internet Security version 26.0.10.45. - Bitdefender Antivirus Plus version 26.0.10.45. - Bitdefender Endpoint Security Tools for Windows version 7.4.3.146.
Is CVE-2021-4199 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-4199 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-4199?
CVE-2021-4199 affects Bitdefender Total Security, Bitdefender Internet Security, Bitdefender Antivirus Plus, Bitdefender Endpoint Security Tools for Windows.
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