CVE-2023-46718: fortios Stack Overflow — Fix

Description

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.

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CVSS v3.1 Score

6.7

MEDIUM

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

Weakness Type (CWE)

CWE-121 CWE-121

Affected Products

Vendor	Product	Versions
fortinet	fortios	6.0.13 — 6.0.18
fortinet	fortios	6.2.9 — 6.2.17
fortinet	fortios	6.4.6 — 6.4.16
fortinet	fortios	7.0.0 — 7.2.12
fortinet	fortios	7.4.0 — 7.4.2
fortinet	fortiproxy	7.0.0 — 7.4.8

References

Advisories & Patches

https://fortiguard.fortinet.com/psirt/FG-IR-23-354

Frequently Asked Questions

What is CVE-2023-46718? +

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. It has a CVSS v3.1 base score of 6.7 (MEDIUM).

How severe is CVE-2023-46718? +

CVE-2023-46718 has a CVSS v3.1 score of 6.7 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2023-46718? +

CVE-2023-46718 affects products from fortinet, specifically: fortios, fortiproxy. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-46718? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2023-46718