How severe is CVE-2024-46670?

CVE-2024-46670 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-46670 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-46670?

CVE-2024-46670 primarily affects Fortinet Fortios. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-46670?

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-2024-46670 have an EU (EUVD) identifier?

Yes. CVE-2024-46670 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-42213.

When was CVE-2024-46670 published?

CVE-2024-46670 was published on 2025-01-14 and last updated on 2026-06-17.

CVE-2024-46670

CVE-2024-46670 is a high-severity vulnerability in Fortinet Fortios with a CVSS 3.x base score of 7.5. 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-125.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-42213
Weakness: CWE-125
Affected product: Fortinet Fortios
Published: 2025-01-14
Last modified: 2026-06-17

Description

An Out-of-bounds Read vulnerability [CWE-125] in FortiOS version 7.6.0, version 7.4.4 and below, version 7.2.9 and below and FortiSASE FortiOS tenant version 24.3.b IPsec IKE service may allow an unauthenticated remote attacker to trigger memory consumption leading to Denial of Service via crafted requests.

Frequently asked questions

What is CVE-2024-46670?: An Out-of-bounds Read vulnerability [CWE-125] in FortiOS version 7.6.0, version 7.4.4 and below, version 7.2.9 and below and FortiSASE FortiOS tenant version 24.3.b IPsec IKE service may allow an unauthenticated remote attacker to trigger memory consumption leading to Denial of Service via crafted requests.
How severe is CVE-2024-46670?: CVE-2024-46670 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-46670 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-46670?: CVE-2024-46670 primarily affects Fortinet Fortios. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-46670?: 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-2024-46670 have an EU (EUVD) identifier?: Yes. CVE-2024-46670 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-42213.
When was CVE-2024-46670 published?: CVE-2024-46670 was published on 2025-01-14 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-24-266

Affected products (2)

cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:7.6.0:*:*:*:*:*:*:*

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