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CVE-2023-46714 — A stack-based buffer overflow [CWE-121] vulnerability in Fortinet FortiOS version 7.2.1 through 7.2.6 and ver…

CVE-2023-46714 · FortiOS · CVSS 7.2

In brief

Severity · CVSS
High7.2CVSS 3.1, High
EPSS
1%
CISA KEV
Not listed
CERT-FR
No advisory or alert referenced in the catalog
Vendor
Fortinet
Products
FortiOS
Published · Modified
·
Last verified

Summary

A stack-based buffer overflow [CWE-121] vulnerability in Fortinet FortiOS version 7.2.1 through 7.2.6 and version 7.4.0 through 7.4.1 allows a privileged attacker over the administrative interface to execute arbitrary code or commands via crafted HTTP or HTTPs requests.

Weakness: CWE-121

Title, description and the vendor's statements are quoted from the CVE record; a vendor's advisory is summarised in Patcharo's words, with a link.

Affected and fixed versions

Per product and release branch, as the vendor's CVE record and official advisory state them. A fixed release is shown only when a document names it: the vendor's, or CERT-FR's for Check Point, with its source.

2 branches with a published fixed release

Fortinet FortiOS

Source: FG-IR-23-415CVE-2023-46714

  1. 7.4
    Affected versions7.4.0 – 7.4.1
    First fixed release7.4.2
  2. 7.2End of life
    Affected versions7.2.1 – 7.2.6
    First fixed release7.2.8
  3. 7.0End of life
    Affected versionsNot affected
    First fixed release—
  4. 6.4End of life
    Affected versionsNot affected
    First fixed release—

Releases the vendor does not list are not affected.

Remediation

Fix available

Vendor fix

  • FortiOS 7.47.4.2
  • FortiOS 7.27.2.8

Upgrade to a fixed release listed above for your branch, or to a later fixed release the vendor explicitly supports.

Please upgrade to FortiOS version 7.4.2 or above Please upgrade to FortiOS version 7.2.8 or above Please upgrade to FortiAuthenticator version 6.6.1 or above Please upgrade to FortiAuthenticator version 6.5.5 or above

SourceFortinet (CVE record)

SourceFortiGuard FG-IR-23-415

Last verified 1 Oct 2026 at 09:29 UTC

Known exploitation

Not listed in CISA KEV as of the last check.

1% probability of exploitation in the next 30 days (percentile 71%).

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

CERT-FR

No CERT-FR advisory or alert of the last two years references this CVE, for the vendors Patcharo covers.

Timeline

  1. Published by the source
  2. Source record last modified
  3. EPSS score computed
  4. Last verified by Patcharo

Official sources

References

Fortinet · NVD · FIRST EPSS · FortiGuard FG-IR-23-415

How Patcharo reads this

Affected and fixed releases come from the vendor's structured statements and are matched against exact versions; CVSS from NVD, exploitation from CISA KEV and the vendor's own advisory, probability from FIRST EPSS. Missing data stays Unknown and never becomes Not affected.

Read the methodologyRead the guide: FortiOS version numbering: branches, patch releases and the Feature and Mature labels

Related vulnerabilities

Other records affecting the same products, newest first.

  • CVE-2026-71407A Stack-based Buffer Overflow vulnerability [CWE-121] vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6 m…High
  • CVE-2025-53844A out-of-bounds write vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, For…High
  • CVE-2025-53847A missing authentication for critical function vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS…High
  • CVE-2025-68686Fortinet FortiOS Exposure of Sensitive Information to an Unauthorized Actor VulnerabilityMediumKEV
  • CVE-2025-64157A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7…High

All FortiOS vulnerabilitiesAll Fortinet vulnerabilities