Ansys pyansys-geometry up to 0.3.2/0.4.11 product_instance.py _start_program os command injection

Summaryinfo

A vulnerability categorized as critical has been discovered in Ansys pyansys-geometry up to 0.3.2/0.4.11. Affected is the function _start_program of the file src/ansys/geometry/core/connection/product_instance.py. The manipulation results in os command injection. This vulnerability is identified as CVE-2024-29189. The attack is only possible with local access. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Ansys pyansys-geometry up to 0.3.2/0.4.11. Affected is the function _start_program of the file src/ansys/geometry/core/connection/product_instance.py. The manipulation with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

PyAnsys Geometry is a Python client library for the Ansys Geometry service and other CAD Ansys products. On file src/ansys/geometry/core/connection/product_instance.py, upon calling this method _start_program directly, users could exploit its usage to perform malicious operations on the current machine where the script is ran. This vulnerability is fixed in 0.3.3 and 0.4.12.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2024-29189 since 03/18/2024. The exploitability is told to be difficult. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading to version 0.3.3 or 0.4.12 eliminates this vulnerability. Applying the patch 902071701c4f3a8258cbaa46c28dc0a65442d1bc is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-0801). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Ansys

Name

• pyansys-geometry

Version

• 0.3.0
• 0.3.1
• 0.3.2
• 0.4.0
• 0.4.1
• 0.4.2
• 0.4.3
• 0.4.4
• 0.4.5
• 0.4.6
• 0.4.7
• 0.4.8
• 0.4.9
• 0.4.10
• 0.4.11

License

• open-source

Website

• Product: https://github.com/ansys/pyansys-geometry/

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Once again VulDB remains the best source for vulnerability data.

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