Is CVE-2023-26208 in the CISA KEV catalog?

No. CVE-2023-26208 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-26208?

CVE-2023-26208 has a CVSS v3 base score of 3.7 (LOW).

What is the EPSS score for CVE-2023-26208?

CVE-2023-26208 has an EPSS score of 1.81% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-26208?

Upgrade fortiauthenticator to 6.5.0 or later.

CVE & CISA-KEV Catalog

CVE-2023-26208

LOWEPSS 76th pctl

3.7

CVSS v3

NVD

Description

A improper restriction of excessive authentication attempts vulnerability [CWE-307] in Fortinet FortiAuthenticator 6.4.x and before allows a remote unauthenticated attacker to partially exhaust CPU and memory via sending numerous HTTP requests to the login form.

CWE-307

How to fix

Remediation Available

fortiauthenticatorNVD

Affected:>= 5.4.0, < 6.5.0Fixed in:6.5.0CVE-2023-26208derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

1.81%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Vendor Advisory1

fortiguard.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.