CVE-2024-21762: FortiOS SSL VPN Out-of-Bounds Write

CRITICAL
9.6CRITICAL
Published: 2024-02-08Affected: FortiOS 7.4.0 through 7.4.2CWE-787

Is FortiOS SSL VPN vulnerable?

An out-of-bounds write vulnerability in FortiOS SSL VPN. Unauthenticated remote attackers can execute arbitrary code or commands via specially crafted HTTP requests to the SSL VPN web portal.

Impact & Exploitation

Actively exploited as a zero-day. CISA added to KEV catalog. Targeted by nation-state actors for initial access to government and defense networks.

How Precogs AI Detects FortiOS SSL VPN Out-of-Bounds Write

Precogs AI Binary SAST analyzes FortiOS firmware images for out-of-bounds write conditions in SSL VPN implementations, detecting vulnerabilities before deployment.

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Precogs Research

This vulnerability intelligence report was analyzed and enriched by the Precogs AI Security Team. Our researchers continuously monitor emerging threats across AI code, LLM pipelines, and binary architectures to ensure accurate real-time remediation guidance.