How severe is CVE-2023-50178?

CVE-2023-50178 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-50178 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-50178?

CVE-2023-50178 primarily affects Fortinet Fortiadc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-50178?

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-2023-50178 have an EU (EUVD) identifier?

Yes. CVE-2023-50178 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-55000.

When was CVE-2023-50178 published?

CVE-2023-50178 was published on 2024-07-09 and last updated on 2026-06-17.

CVE-2023-50178

CVE-2023-50178 is a high-severity vulnerability in Fortinet Fortiadc with a CVSS 3.x base score of 7.4. 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-295.

Key facts

Severity: High (CVSS 3.x base score 7.4)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-55000
Weakness: CWE-295
Affected product: Fortinet Fortiadc
Published: 2024-07-09
Last modified: 2026-06-17

Description

An improper certificate validation vulnerability [CWE-295] in FortiADC 7.4.0, 7.2.0 through 7.2.3, 7.1 all versions, 7.0 all versions, 6.2 all versions, 6.1 all versions and 6.0 all versions may allow a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the communication channel between the device and various remote servers such as private SDN connectors and FortiToken Cloud.

Frequently asked questions

What is CVE-2023-50178?: An improper certificate validation vulnerability [CWE-295] in FortiADC 7.4.0, 7.2.0 through 7.2.3, 7.1 all versions, 7.0 all versions, 6.2 all versions, 6.1 all versions and 6.0 all versions may allow a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the communication channel between the device and various remote servers such as private SDN connectors and FortiToken Cloud.
How severe is CVE-2023-50178?: CVE-2023-50178 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2023-50178 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-50178?: CVE-2023-50178 primarily affects Fortinet Fortiadc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-50178?: 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-2023-50178 have an EU (EUVD) identifier?: Yes. CVE-2023-50178 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-55000.
When was CVE-2023-50178 published?: CVE-2023-50178 was published on 2024-07-09 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-22-298

Affected products (2)

cpe:2.3:a:fortinet:fortiadc:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiadc:7.4.0:*:*:*:*:*:*:*

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