CVE-2024-23113: Fortinet Multiple Products Format String Vulnerability Enables Remote Code Execution
What It Is — A format‑string flaw in FortiOS, FortiPAM, FortiProxy and FortiWeb permits an unauthenticated attacker to inject crafted strings that are interpreted by the underlying C libraries, leading to arbitrary code or command execution.
Exploitability — The vulnerability is remotely exploitable without credentials; proof‑of‑concept code has been released publicly. The National Vulnerability Database assigns a CVSS v3.1 base score of 9.8 (Critical).
Affected Products — Fortinet FortiOS, FortiPAM, FortiProxy and FortiWeb (all versions prior to the vendor‑issued patches listed in the advisory).
Why It Matters for Trust & Control Assurance
- Continuous vulnerability monitoring is required to detect high‑severity flaws before attackers can weaponize them.
- Demonstrating timely patch deployment provides audit‑ready evidence of a robust vulnerability‑management program.
- Maintaining a defensible remediation trail satisfies customer‑driven due‑diligence expectations and aligns with multiple control frameworks (e.g., NIST CSF Identify, ISO 27001).
Recommended Actions
- Review the Fortinet security advisory and identify all impacted devices in your environment.
- Apply the vendor‑provided patches immediately; verify the installed version post‑update.
- Update your vulnerability‑management process to include automated detection of format‑string issues and capture remediation evidence in a central repository.
- Conduct a post‑patch validation scan to confirm the flaw is mitigated.
Source: CISA KEV – CVE‑2024‑23113