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…
Does this matter?
Lower severity and a low EPSS score (0.57%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 6.1 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
- EPSS
- 0.57% probability · 45th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- bitdefender/antivirus plus · bitdefender/endpoint security tools · bitdefender/internet security · bitdefender/total security · bitdefender/vpn standalone
- Source
- cve-requests@bitdefender.com
References
- https://www.bitdefender.com/support/security-advisories/messaging_ipc-dll-null-pointer-dereference-in-multiple-bitdefender-products-va-10016/Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-483/Third Party Advisory
- https://www.bitdefender.com/support/security-advisories/messaging_ipc-dll-null-pointer-dereference-in-multiple-bitdefender-products-va-10016/Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-483/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.