What’s Vulnerable › Vulnerabilities

CVE-2023-42790

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-03-12 · updated 2026-07-08
• Weakness: CWE-121

Description

A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0.0 through 7.0.12, FortiOS 6.4.0 through 6.4.14, FortiOS 6.2.0 through 6.2.15, FortiProxy 7.4.0, FortiProxy 7.2.0 through 7.2.6, FortiProxy 7.0.0 through 7.0.12, FortiProxy 2.0.0 through 2.0.13, FortiSASE 23.2.b allows attacker to execute unauthorized code or commands via specially crafted HTTP requests.

Affected products

• Fortinet FortiOS (FortiGate): from 6.2.0 through 6.2.15; from 6.4.0 through 6.4.14; from 7.0.0 through 7.0.12; from 7.2.0 through 7.2.5; from 7.4.0 through 7.4.1
• Fortinet FortiProxy: from 2.0.0 through 2.0.13; from 7.0.0 through 7.0.12; from 7.2.0 through 7.2.6; 7.4.0

References

• https://fortiguard.com/psirt/FG-IR-23-328
• https://fortiguard.com/psirt/FG-IR-23-328

Get alerted when CVE-2023-42790 or the next vulnerability affects your stack