What is CVE-2022-43953?

CVE-2022-43953 is a medium-severity vulnerability in Fortinet Fortios, classified under Use of Externally-Controlled Format String. CVSS score: 6.7/10. Published 2023-06-13.

How severe is CVE-2022-43953?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Fortinet Fortios

CVE-2022-43953

A use of externally-controlled format string in Fortinet FortiOS version 7.2.0 through 7.2.4, FortiOS all versions 7.0, FortiOS all versions 6.4, FortiOS all versions 6.2, FortiProxy version 7.2.0 through 7.2.1, FortiProxy version 7.0.0 through 7.0.7 allows attacker to execute unauthorized code or commands via specially crafted commands.

EPSS: 0.002 (16.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Fortinet Fortios — versions 7.2.0, 7.0.0, 6.4.0
Fortinet Fortiproxy — versions 7.0.0, 7.2.1, 7.2.0

Weakness classification (CWE)

CWE-134 — Use of Externally-Controlled Format String

References

psirt@fortinet.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-43953?: CVE-2022-43953 is a medium-severity vulnerability in Fortinet Fortios, classified under Use of Externally-Controlled Format String. CVSS score: 6.7/10. Published 2023-06-13.
How severe is CVE-2022-43953?: Medium severity. CVSS v3 base score is 6.7 out of 10.