Arbitrary code execution in F-Secure Elements Agent, F-Secure MDR, F-Secure Client…
Priority LOW 33Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.00742 54th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| F-Secure | F-Secure Elements Agent, F-Secure MDR, F-Secure Client Security, F-Secure Server Security, F-Secure Email and Server Security, F-Secure Freedome VPN, F-Secure SAFE, F-Secure KEY, and F-Secure Internet Security / Anti-Virus | All Version | — | No fix listed | CNA |
- F-Secure Elements Agent, F-Secure MDR, F-Secure Client Security, F-Secure Server Security, F-Secure Email and Server Security, F-Secure Freedome VPN, F-Secure SAFE, F-Secure KEY, and F-Secure Internet Security / Anti-Virus VendorF-Secure Affected All Version Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:f-secure:client_security:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | F-Secure |
| cpe:2.3:a:f-secure:countercept:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | F-Secure |
| cpe:2.3:a:f-secure:elements:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | F-Secure |
| cpe:2.3:a:f-secure:email_and_server_security:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | F-Secure |
| cpe:2.3:a:f-secure:server_security:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | F-Secure |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:f-secure:client_security:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·F-Secure
- cpe:2.3:a:f-secure:countercept:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·F-Secure
- cpe:2.3:a:f-secure:elements:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·F-Secure
- cpe:2.3:a:f-secure:email_and_server_security:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·F-Secure
- cpe:2.3:a:f-secure:server_security:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·F-Secure
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-44750
- 2026-10-03 Alias added: GHSA-c462-j9h8-8xrx
References
More F-Secure Client Security vulnerabilities
- TI-2023-23465 Certain WithSecure products allow Denial of Service via the aepack archive unpack handler. CVSS 3.1HIGH 7.5
- TI-2023-23463 Certain WithSecure products allow Denial of Service in the aeelf component. CVSS 3.1HIGH 7.5
- TI-2023-23460 Certain WithSecure products allow Denial of Service (infinite loop). CVSS 3.1HIGH 7.5
- TI-2019-08714 In the F-Secure installer in F-Secure SAFE for Windows before 17.6, F-Secure Internet… CVSS 3.0HIGH 7.8
- TI-2023-23464 Certain WithSecure products allow Local privilege escalation via the lhz archive unpack… CVSS 3.1HIGH 7.8
- TI-2023-26941 Certain WithSecure products allow a Denial of Service because there is an unpack handler… CVSS 3.1HIGH 7.5
Sources
- CVE-2021-44750 · CVE Program
- CVE-2021-44750 · NVD
- FIRST EPSS
- GHSA-c462-j9h8-8xrx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences