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Vulnerabilities

Vulnerability · CVE-2025-47294

A integer overflow or wraparound in Fortinet FortiOS versions 7.2.0 through 7.2.7, versions 7.0.0 through 7.0.14 may allow a remote unauthenticated attacker to crash the csfd daemo

Published May 28, 2025 · catalog updated May 28, 2025 · Fortinet FortiOS

Check this week

CVE-2025-47294 is not in CISA KEV. FIRST estimates a 84.00% chance of exploitation in the next 30 days. Check whether you run Fortinet FortiOS.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
84.00%
Remediation
Vendor / distro source
Affected products
vendor Fortinet FortiOS 6.4.0 ≤6.4.16

A integer overflow or wraparound in Fortinet FortiOS versions 7.2.0 through 7.2.7, versions 7.0.0 through 7.0.14 may allow a remote unauthenticated attacker to crash the csfd daemon via a specially crafted request.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Fortinet FortiOS 6.4.0 ≤6.4.166.4.0 ≤6.4.16

How to fix CVE-2025-47294

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-47294 is not in CISA KEV. FIRST estimates a 84.00% chance of exploitation in the next 30 days. Check whether you run Fortinet FortiOS.

Which versions are affected?

Compare what you have installed with Fortinet FortiOS 6.4.0 ≤6.4.16 6.4.0 ≤6.4.16. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 84.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Fortinet security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 28, 2025 · EUVD

    Detected

    A integer overflow or wraparound in Fortinet FortiOS versions 7.2.0 through 7.2.7, versions 7.0.0 through 7.0.14 may allow a remote unauthenticated attacker to crash the csfd daemon via a specially crafted request.

  2. May 28, 2025 · EUVD

    Updated

    A integer overflow or wraparound in Fortinet FortiOS versions 7.2.0 through 7.2.7, versions 7.0.0 through 7.0.14 may allow a remote unauthenticated attacker to crash the csfd daemon via a specially crafted request.

Sources

  • CVE.orgVulnerability recordCVE-2025-47294

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-16298

    A integer overflow or wraparound in Fortinet FortiOS versions 7.2.0 through 7.2.7, versions 7.0.0 through 7.0.14 may allow a remote unauthenticated attacker to crash the csfd daemon via a specially crafted request.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog May 28, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.