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CVE-2023-3991

10.0 · CRITICAL

An OS command injection vulnerability exists in the httpd iperfrun.cgi functionality of FreshTomato 2023.3.

Published Oct 16, 2023CWE-78EPSS 2.13%

Overview

CVE-2023-3991 is a critical-severity vulnerability. It was published on October 16, 2023 and has a CVSS 3.1 base score of 10.0 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 10.0, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

An OS command injection vulnerability exists in the httpd iperfrun.cgi functionality of FreshTomato 2023.3. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can send an HTTP request to trigger this vulnerability.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgovtech-csg.github.io/security-advisories/2023/10/16/CVE-2023-3991.htmlRefgovtech-csg.github.io/security-advisories/2023/10/16/CVE-2023-3991.html

How CyberStrike helps

Frequently asked questions

What is CVE-2023-3991?

CVE-2023-3991 is a critical-severity vulnerability. It was published on October 16, 2023 and has a CVSS 3.1 base score of 10.0 (CRITICAL).

How severe is CVE-2023-3991?

This vulnerability has a CVSS 3.1 base score of 10.0, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-3991?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-3991?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-3991 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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