CVE-2024-29189 — ansys-geometry-core OS Command Injection vulnerability

Affected: ansys pyansys-geometry

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.

GHSA-38jr-29fh-w9vm — ansys-geometry-core OS Command Injection vulnerability

Affected: PyPI: ansys-geometry-core

subprocess call with shell=True identified, security issue.

#### Code

On file [src/ansys/geometry/core/connection/product_instance.py](https://github.com/ansys/pyansys-geometry/blob/52cba1737a8a7812e5430099f715fa2160ec007b/src/ansys/geometry/core/connection/product_instance.py#L403-L428):

``` 403 def _start_program(args: List[str], local_env: Dict[str, str]) -> subprocess.Popen: 404 """ 405 Start the program where the path is the first item of the ``args`` array argument. 406 407 Parameters 408 ---------- 409 args : List[str] 410 List of arguments to be passed to the program. The first list's item shall 411 be the program path. 412 local_env : Dict[str,str] 413 Environment variables to be passed to the program. 414 415 Returns 416 ------- 417 subprocess.Popen 418 The subprocess object. 419 """ 420 return subprocess.Popen( 421 args, 422 shell=os.name != "nt", 423 stdin=subprocess.DEVNULL, 424 stdout=subprocess.DEVNULL, 425 stderr=subprocess.DEVNULL, 426 env=local_env, 427 ) 428 429

```

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. With this resolution made through #1076 and #1077, we make sure that this method is only called from within the library and we are no longer enabling the ``shell=True`` option.

#### CWE - 78

For m…

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CVE-2024-29189 — ansys-geometry-core OS Command Injection vulnerability

GHSA-38jr-29fh-w9vm — ansys-geometry-core OS Command Injection vulnerability