# CVE-2024-23113: FortiProxy - RCE

> Live exploitation tracking for CVE-2024-23113 by the CrowdSec Live Exploit Tracker, built from real-world attack data crowdsourced from CrowdSec's global network.

Page: https://tracker.crowdsec.net/cves/CVE-2024-23113

## Key facts

- **Exploitation phase:** Limited Exploitation. The vulnerability is known but shows very limited attacker interest or exploitation activity.
- **CVSS score:** 9.8
- **Public exploit available:** Yes
- **Affected products:** Fortinet FortiProxy
- **Weaknesses:** CWE-134 (Use of Externally-Controlled Format String)
- **Tags:** enterprise_software, firewall

## Description

A use of externally-controlled format string in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, FortiProxy versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.8, 7.0.0 through 7.0.14, FortiPAM versions 1.2.0, 1.1.0 through 1.1.2, 1.0.0 through 1.0.3, FortiSwitchManager versions 7.2.0 through 7.2.3, 7.0.0 through 7.0.3 allows attacker to execute unauthorized code or commands via specially crafted packets.

## CrowdSec analysis

[CVE-2024-23113](https://euvd.enisa.europa.eu/vulnerability/CVE-2024-23113) is a critical vulnerability in multiple Fortinet products, including FortiSwitchManager, FortiOS, FortiPAM, and FortiProxy, stemming from the use of externally-controlled format strings. This flaw allows attackers to send specially crafted packets that can result in the execution of unauthorized code or commands, potentially leading to full system compromise and remote code execution attacks.

CrowdSec has been tracking this vulnerability and its exploits since 1st of April 2025.

CrowdSec has not observed any significant exploitation activity targeting CVE-2024-23113 across its network. As a result, no community-driven trend analysis is available for this vulnerability at this time.

Attackers exploit this vulnerability by sending POST requests to the `/test_private_cve` endpoint, potentially triggering remote code execution or denial of service on vulnerable Fortinet products.

## Timeline

- 2024-02-15: CVE Published. CVE-2024-23113 is published to NVD.
- 2024-10-09: CISA KEV. CVE-2024-23113 is added to the Known Exploited Vulnerabilities catalog by CISA.
- 2024-10-30: CISA Remediation Deadline. Expiration of the CISA remediation deadline as described in [BOD 22-01](https://www.cisa.gov/news-events/directives/bod-22-01-reducing-significant-risk-known-exploited-vulnerabilities).
- 2025-04-01: Rule Released. CrowdSec releases a rule to detect CVE-2024-23113 exploitation attempts against the CrowdSec Network.

## References

- https://github.com/puckiestyle/CVE-2024-23113
- http://nvd.nist.gov/vuln/detail/cve-2024-23113

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2024-23113) follows observed exploitation activity for CVE-2024-23113. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.