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CVE-2023-46720

A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.1 and 7.2.0 through 7.2.7 and 7.0…

Severity
High7.8CVSS 3.1, High
Known exploited
Not listed
Exploit prediction
0.28%
Published
11 Jun 2024Updated 17 Jun 2026 · Last verified 29 Sept 2026

Known remediation

Fixed releases per branch, as the vendor states them. Patcharo never infers a fix.

  • Fortinet FortiOS

    Vendor advisory
    • 7.4Fixed after 7.4.1
    • 7.2Fixed after 7.2.7
    • 7.0Fixed after 7.0.12
    • 6.4Fixed after 6.4.15
    • 6.2Fixed after 6.2.16
    • 6.0Fixed after 6.0.18

Workaround / Vendor remediation

Vendor remediation · FortiOS

Please upgrade to FortiOS version 7.4.4 or above Please upgrade to FortiOS version 7.2.8 or above

Description

Title, description and vendor guidance are quoted from the source records.

A stack-based buffer overflow in Fortinet FortiOS version 7.4.0 through 7.4.1 and 7.2.0 through 7.2.7 and 7.0.0 through 7.0.12 and 6.4.6 through 6.4.15 and 6.2.9 through 6.2.16 and 6.0.13 through 6.0.18 allows attacker to execute unauthorized code or commands via specially crafted CLI commands.

Weakness: CWE-121, CWE-787

Known exploited

Not listed in CISA KEV as of the last check.

Exploit prediction

0.28% probability of exploitation in the next 30 days (percentile 18%).

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

What the source states, per branch

Versions matched by Patcharo

Fortinet FortiOSSource: Fortinet (CVE record)

BranchAffectedFixed in
7.4
7.4.0 – 7.4.1
Fixed after 7.4.1
7.2
7.2.0 – 7.2.7
Fixed after 7.2.7
7.0
7.0.0 – 7.0.12
Fixed after 7.0.12
6.4
6.4.6 – 6.4.15
Fixed after 6.4.15
6.2
6.2.9 – 6.2.16
Fixed after 6.2.16
6.0
6.0.13 – 6.0.18
Fixed after 6.0.18

Versions not listed are stated unaffected by the vendor.

References

Provenance

Every fact on this page comes from the sources below. Nothing is written by an AI.

Fortinet (CVE record)
Fortinet (CVE record) · 29 Sept 2026 at 06:17 UTC · Parser patcharo-cve5/1.1.0
NVD
NVD · 27 Sept 2026 at 23:44 UTC · Parser patcharo-nvd/1.0.0
FIRST EPSS
FIRST EPSS · 30 Sept 2026 at 00:17 UTC · Parser patcharo-epss/1.0.0

Last verified: 29 Sept 2026 at 06:17 UTC