How severe is CVE-2022-33873?

CVE-2022-33873 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-33873 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-33873?

CVE-2022-33873 affects Fortinet Fortitester. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-33873?

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

When was CVE-2022-33873 published?

CVE-2022-33873 was published on 2022-10-18 and last updated on 2026-06-17.

CVE-2022-33873

CVE-2022-33873 is a medium-severity vulnerability in Fortinet Fortitester with a CVSS 3.x base score of 6.8. 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: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Fortinet Fortitester
Published: 2022-10-18
Last modified: 2026-06-17

Description

An improper neutralization of special elements used in an OS Command ('OS Command Injection') vulnerabilities [CWE-78] in Console login components of FortiTester 2.3.0 through 3.9.1, 4.0.0 through 4.2.0, 7.0.0 through 7.1.0 may allow an unauthenticated attacker to execute arbitrary command in the underlying shell.

Frequently asked questions

What is CVE-2022-33873?: An improper neutralization of special elements used in an OS Command ('OS Command Injection') vulnerabilities [CWE-78] in Console login components of FortiTester 2.3.0 through 3.9.1, 4.0.0 through 4.2.0, 7.0.0 through 7.1.0 may allow an unauthenticated attacker to execute arbitrary command in the underlying shell.
How severe is CVE-2022-33873?: CVE-2022-33873 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-33873 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-33873?: CVE-2022-33873 affects Fortinet Fortitester. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-33873?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-33873 published?: CVE-2022-33873 was published on 2022-10-18 and last updated on 2026-06-17.

References

https://fortiguard.com/psirt/FG-IR-22-237

Affected products (1)

cpe:2.3:a:fortinet:fortitester:*:*:*:*:*:*:*:*

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