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CVE-2023-29180

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-22 · updated 2026-10-22
• Weakness: CWE-476

Description

A null pointer dereference vulnerability in Fortinet FortiOS 7.2.0 through 7.2.4, FortiOS 7.0.0 through 7.0.11, FortiOS 6.4.0 through 6.4.12, FortiOS 6.2.0 through 6.2.14, FortiOS 6.0.0 through 6.0.16, FortiProxy 7.2.0 through 7.2.3, FortiProxy 7.0.0 through 7.0.10, FortiProxy 2.0.0 through 2.0.12, FortiProxy 01.02 all versions, FortiProxy 1.2 all versions, FortiProxy 01.01 all versions, FortiProxy 1.1 all versions, FortiProxy 01.00 all versions allows attacker to denial of service via specially crafted HTTP requests.

Affected products

• Fortinet FortiOS (FortiGate): from 6.0.0 before 6.0.17; from 6.2.0 before 6.2.15; from 6.4.0 before 6.4.13; from 7.0.0 before 7.0.12; from 7.2.0 before 7.2.5 — fixed in 6.0.17, 6.2.15, 6.4.13, 7.0.12, 7.2.5
• Fortinet FortiProxy: from 1.0.0 through 1.0.7; from 1.1.0 through 1.1.6; from 1.2.0 through 1.2.13; from 2.0.0 before 2.0.13; from 7.0.0 before 7.0.11; from 7.2.0 before 7.2.4 — fixed in 2.0.13, 7.0.11, 7.2.4

How to fix

Upgrade to a fixed version: Fortinet FortiOS (FortiGate) 6.0.17, 6.2.15, 6.4.13, 7.0.12; Fortinet FortiProxy 2.0.13, 7.0.11, 7.2.4. Check the vendor advisory for mitigations.

References

• https://fortiguard.com/psirt/FG-IR-23-111
• https://fortiguard.com/psirt/FG-IR-23-111

Get alerted when CVE-2023-29180 or the next vulnerability affects your stack