What is CVE-2024-23441?

CVE-2024-23441 is a medium-severity vulnerability in Anti-Virus Vba32, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2024-01-29.

How severe is CVE-2024-23441?

Medium severity. CVSS v3 base score is 5.5 out of 10.

NULL pointer dereference in Anti-Virus Vba32

CVE-2024-23441

Vba32 Antivirus v3.36.0 is vulnerable to a Denial of Service vulnerability by triggering the 0x2220A7 IOCTL code of the Vba32m64.sys driver.

Published 2024-01-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (13.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 13.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000

Affected products

Anti-Virus Vba32 — versions 3.36.0
Microsoft Windows
Virusblokada Vba32 Antivirus — versions 3.36.0

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

fluidattacks.com/advisories/rollins/ (Exploit, Third Party Advisory, third-party-advisory)
www.anti-virus.by/vba32 (Product, product)

Frequently asked questions

What is CVE-2024-23441?: CVE-2024-23441 is a medium-severity vulnerability in Anti-Virus Vba32, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2024-01-29.
How severe is CVE-2024-23441?: Medium severity. CVSS v3 base score is 5.5 out of 10.