How severe is CVE-2023-33300?

CVE-2023-33300 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-33300 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33300?

CVE-2023-33300 affects Fortinet Fortinac. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-33300?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-33300 have an EU (EUVD) identifier?

Yes. CVE-2023-33300 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-37463.

When was CVE-2023-33300 published?

CVE-2023-33300 was published on 2025-03-14 and last updated on 2026-06-17.

CVE-2023-33300

CVE-2023-33300 is a medium-severity vulnerability in Fortinet Fortinac with a CVSS 3.x base score of 5.3. Its EPSS exploit-prediction score of 14% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-77.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 14% (97th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-37463
Weakness: CWE-77
Affected product: Fortinet Fortinac
Published: 2025-03-14
Last modified: 2026-06-17

Description

A improper neutralization of special elements used in a command ('command injection') in Fortinet FortiNAC 7.2.1 and earlier, 9.4.3 and earlier allows attacker a limited, unauthorized file access via specifically crafted request in inter-server communication port.

Frequently asked questions

What is CVE-2023-33300?: A improper neutralization of special elements used in a command ('command injection') in Fortinet FortiNAC 7.2.1 and earlier, 9.4.3 and earlier allows attacker a limited, unauthorized file access via specifically crafted request in inter-server communication port.
How severe is CVE-2023-33300?: CVE-2023-33300 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-33300 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33300?: CVE-2023-33300 affects Fortinet Fortinac. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-33300?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-33300 have an EU (EUVD) identifier?: Yes. CVE-2023-33300 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-37463.
When was CVE-2023-33300 published?: CVE-2023-33300 was published on 2025-03-14 and last updated on 2026-06-17.

References

https://fortiguard.com/psirt/FG-IR-23-096

Affected products (1)

cpe:2.3:a:fortinet:fortinac:*:*:*:*:*:*:*:*

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