How severe is CVE-2023-37937?

CVE-2023-37937 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-37937 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37937?

CVE-2023-37937 primarily affects Fortinet Fortiswitch. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-37937?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-37937 have an EU (EUVD) identifier?

Yes. CVE-2023-37937 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-41790.

When was CVE-2023-37937 published?

CVE-2023-37937 was published on 2025-01-14 and last updated on 2026-06-17.

CVE-2023-37937

CVE-2023-37937 is a high-severity vulnerability in Fortinet Fortiswitch with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-41790
Weakness: CWE-78
Affected product: Fortinet Fortiswitch
Published: 2025-01-14
Last modified: 2026-06-17

Description

An improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiSwitch version 7.4.0 and 7.2.0 through 7.2.5 and 7.0.0 through 7.0.7 and 6.4.0 through 6.4.13 and 6.2.0 through 6.2.7 and 6.0.0 through 6.0.7 allows attacker to execute unauthorized code or commands via the FortiSwitch CLI.

Frequently asked questions

What is CVE-2023-37937?: An improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiSwitch version 7.4.0 and 7.2.0 through 7.2.5 and 7.0.0 through 7.0.7 and 6.4.0 through 6.4.13 and 6.2.0 through 6.2.7 and 6.0.0 through 6.0.7 allows attacker to execute unauthorized code or commands via the FortiSwitch CLI.
How severe is CVE-2023-37937?: CVE-2023-37937 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-37937 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37937?: CVE-2023-37937 primarily affects Fortinet Fortiswitch. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-37937?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-37937 have an EU (EUVD) identifier?: Yes. CVE-2023-37937 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-41790.
When was CVE-2023-37937 published?: CVE-2023-37937 was published on 2025-01-14 and last updated on 2026-06-17.

References

https://fortiguard.com/psirt/FG-IR-23-258

Affected products (2)

cpe:2.3:o:fortinet:fortiswitch:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortiswitch:7.4.0:*:*:*:*:*:*:*

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