What is CVE-2021-44750?

CVE-2021-44750 is a medium-severity vulnerability in F-Secure Client Security. CVSS score: 6.4/10. Published 2022-03-10.

How severe is CVE-2021-44750?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Is CVE-2021-44750 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in F-Secure Client Security

CVE-2021-44750

An arbitrary code execution vulnerability was found in the F-Secure Support Tool. A standard user can craft a special configuration file, which when run by administrator can execute any commands.

Published 2022-03-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (54.7th percentile), scored 2026-10-31.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Public proof-of-concept exploits

References

www.f-secure.com/en/business/support-and-downloads/security-advisories (Vendor Advisory)
www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021… (Vendor Advisory)

Frequently asked questions

What is CVE-2021-44750?: CVE-2021-44750 is a medium-severity vulnerability in F-Secure Client Security. CVSS score: 6.4/10. Published 2022-03-10.
How severe is CVE-2021-44750?: Medium severity. CVSS v3 base score is 6.4 out of 10.
Is CVE-2021-44750 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.