IBM Cloud Pak System up to 2.3.4.0 URL path traversal

Summaryinfo

A vulnerability, which was classified as critical, was found in IBM Cloud Pak System up to 2.3.4.0. This impacts an unknown function of the component URL Handler. Such manipulation leads to path traversal. This vulnerability is documented as CVE-2023-38012. The attack can be executed remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in IBM Cloud Pak System up to 2.3.4.0. Affected by this issue is some unknown functionality of the component URL Handler. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality. CVE summarizes:

IBM Cloud Pak System 2.3.3.6, 2.3.3.6 iFix1, 2.3.3.6 iFix2, 2.3.3.7, 2.3.3.7 iFix1, and 2.3.4.0 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system.

The advisory is shared for download at ibm.com. This vulnerability is handled as CVE-2023-38012 since 07/11/2023. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/14/2025). The MITRE ATT&CK project declares the attack technique as T1006.

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Cloud Software

Vendor

• IBM

Name

• Cloud Pak System

Version

• 2.3.3.6
• 2.3.3.6 iFix1
• 2.3.3.6 iFix2
• 2.3.3.7
• 2.3.3.7 iFix1
• 2.3.4.0

License

• commercial

Website

• Vendor: https://www.ibm.com/

CPE 2.3info

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CPE 2.2info

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