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CVE-2023-39480

6.5 · MEDIUM

Softing Secure Integration Server FileDirectory OPC UA Object Arbitrary File Creation Vulnerability.

Published May 3, 2024CWE-552EPSS 1.21%

Overview

CVE-2023-39480 is a medium-severity vulnerability. It was published on May 3, 2024 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Softing Secure Integration Server FileDirectory OPC UA Object Arbitrary File Creation Vulnerability. This vulnerability allows remote attackers to create arbitrary files on affected installations of Softing Secure Integration Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within the handling of FileDirectory OPC UA Objects. The issue results from allowing unauthorized access to the filesystem. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-20549.

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

Refwww.zerodayinitiative.com/advisories/ZDI-23-1062/Refwww.zerodayinitiative.com/advisories/ZDI-23-1062/

How CyberStrike helps

Frequently asked questions

What is CVE-2023-39480?

CVE-2023-39480 is a medium-severity vulnerability. It was published on May 3, 2024 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2023-39480?

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2023-39480?

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-2023-39480?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-39480 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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