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Medium severity6.1NVD Advisory· Published Mar 7, 2022· Updated Jun 17, 2026

CVE-2021-4198

CVE-2021-4198

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

15
  • Bitdefender/Antivirus Plus3 versions
    cpe:2.3:a:bitdefender:antivirus_plus:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:bitdefender:antivirus_plus:*:*:*:*:*:*:*:*range: <26.0.3.29
    • (no CPE)range: <26.0.3.29
    • (no CPE)range: unspecified
  • Bitdefender/Endpoint Security Tools2 versions
    cpe:2.3:a:bitdefender:endpoint_security_tools:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:bitdefender:endpoint_security_tools:*:*:*:*:*:*:*:*range: <7.2.2.92
    • (no CPE)range: <7.2.2.92
  • Bitdefender/Internet Security3 versions
    cpe:2.3:a:bitdefender:internet_security:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:bitdefender:internet_security:*:*:*:*:*:*:*:*range: <26.0.3.29
    • (no CPE)range: <26.0.3.29
    • (no CPE)range: unspecified
  • Bitdefender/Total Security3 versions
    cpe:2.3:a:bitdefender:total_security:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:bitdefender:total_security:*:*:*:*:*:*:*:*range: <26.0.3.29
    • (no CPE)range: <26.0.3.29
    • (no CPE)range: unspecified
  • Bitdefender/VPN Standalone2 versions
    cpe:2.3:a:bitdefender:vpn_standalone:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:bitdefender:vpn_standalone:*:*:*:*:*:*:*:*range: <25.5.0.48
    • (no CPE)range: <25.5.0.48
  • Bitdefender/Endpoint Security Tools for Maccpe-rescue
    Range: unspecified
  • Bitdefender/VPN Standalonev5
    Range: unspecified

Patches

Vulnerability mechanics

References

2

News mentions

0

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