What is CVE-2022-39952?

CVE-2022-39952 is a critical-severity vulnerability in Fortinet Fortinac, classified under External Control of File Name or Path. CVSS score: 9.8/10. Published 2023-02-16.

How severe is CVE-2022-39952?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2022-39952 known to be exploited?

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

Vulnerability in Fortinet Fortinac

CVE-2022-39952

A external control of file name or path in Fortinet FortiNAC versions 9.4.0, 9.2.0 through 9.2.5, 9.1.0 through 9.1.7, 8.8.0 through 8.8.11, 8.7.0 through 8.7.6, 8.6.0 through 8.6.5, 8.5.0 through 8.5.4, 8.3.7 may allow an unauthenticated…

EPSS: 0.938 (99.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:U/RC:C.

Affected products

Fortinet Fortinac — versions 9.4.0, 9.2.0, 9.1.0

Weakness classification (CWE)

CWE-73 — External Control of File Name or Path

Public proof-of-concept exploits

References

https://fortiguard.com/psirt/FG-IR-22-300

Frequently asked questions

What is CVE-2022-39952?: CVE-2022-39952 is a critical-severity vulnerability in Fortinet Fortinac, classified under External Control of File Name or Path. CVSS score: 9.8/10. Published 2023-02-16.
How severe is CVE-2022-39952?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-39952 known to be exploited?: 26 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.