How severe is CVE-2022-22305?

CVE-2022-22305 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-22305 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-22305?

CVE-2022-22305 primarily affects Fortinet Fortianalyzer. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-22305?

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

When was CVE-2022-22305 published?

CVE-2022-22305 was published on 2023-09-01 and last updated on 2026-06-17.

CVE-2022-22305

CVE-2022-22305 is a medium-severity vulnerability in Fortinet Fortianalyzer with a CVSS 3.x base score of 5.4. 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: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Fortinet Fortianalyzer
Published: 2023-09-01
Last modified: 2026-06-17

Description

An improper certificate validation vulnerability [CWE-295] in FortiManager 7.0.1 and below, 6.4.6 and below; FortiAnalyzer 7.0.2 and below, 6.4.7 and below; FortiOS 6.2.x and 6.0.x; FortiSandbox 4.0.x, 3.2.x and 3.1.x may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the listed products and some external peers.

Frequently asked questions

What is CVE-2022-22305?: An improper certificate validation vulnerability [CWE-295] in FortiManager 7.0.1 and below, 6.4.6 and below; FortiAnalyzer 7.0.2 and below, 6.4.7 and below; FortiOS 6.2.x and 6.0.x; FortiSandbox 4.0.x, 3.2.x and 3.1.x may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the listed products and some external peers.
How severe is CVE-2022-22305?: CVE-2022-22305 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-22305 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-22305?: CVE-2022-22305 primarily affects Fortinet Fortianalyzer. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-22305?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-22305 published?: CVE-2022-22305 was published on 2023-09-01 and last updated on 2026-06-17.

References

https://fortiguard.com/psirt/FG-IR-18-292

Affected products (13)

cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortianalyzer:7.0.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortianalyzer:7.0.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortianalyzer:7.0.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimanager:7.0.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimanager:7.0.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortisandbox:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortisandbox:3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortisandbox:4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortisandbox:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortisandbox:4.0.2:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

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