What is CVE-2022-43590?

CVE-2022-43590 is a medium-severity vulnerability in Callback Cbfs Filter, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2022-11-28.

How severe is CVE-2022-43590?

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

NULL pointer dereference in Callback Cbfs Filter

CVE-2022-43590

A null pointer dereference vulnerability exists in the handle_ioctl_0x830a0_systembuffer functionality of Callback technologies CBFS Filter 20.0.8317. A specially crafted I/O request packet (IRP) can lead to denial of service. An attacker can issue an ioctl to trigger this vulnerability.

EPSS: 0.003 (25.4th percentile) — read the EPSS interpretation.

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.

Affected products

Callback Cbfs_filter — versions 20.0.8317
Callback Technologies Cbfs Filter — versions 20.0.8317

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

talos-cna@cisco.com (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-43590?: CVE-2022-43590 is a medium-severity vulnerability in Callback Cbfs Filter, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2022-11-28.
How severe is CVE-2022-43590?: Medium severity. CVSS v3 base score is 5.5 out of 10.