messaging_ipc.dll NULL Pointer Dereference in multiple Bitdefender products (VA-10016)
CVE-2021-4198

6.1MEDIUM

Key Information:

Vendor

Bitdefender

Status
Total Security
Internet Security
Antivirus Plus
Endpoint Security Tools
Vendor
CVE Published:
7 March 2022

What is CVE-2021-4198?

A NULL Pointer Dereference vulnerability in the messaging_ipc.dll component as used in Bitdefender Total Security, Internet Security, Antivirus Plus, Endpoint Security Tools, VPN Standalone allows an attacker to arbitrarily crash product processes and generate crashdump files. This issue affects: Bitdefender Total Security versions prior to 26.0.3.29. Bitdefender Internet Security versions prior to 26.0.3.29. Bitdefender Antivirus Plus versions prior to 26.0.3.29. Bitdefender Endpoint Security Tools versions prior to 7.2.2.92. Bitdefender VPN Standalone versions prior to 25.5.0.48.

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Affected Version(s)

Antivirus Plus < 26.0.3.29

Endpoint Security Tools < 7.2.2.92

Internet Security < 26.0.3.29

References

https://www.bitdefender.com/support/security-advisories/m...
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-22-483/
x_refsource_MISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Michael DePlante (@izobashi) of Trend Micro Zero Day Initiative
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