Multiple sandbox escapes in asteval python sandboxing module

Posted by areca-palm via Fulldisclosure on Mar 11[CVE pending] Sandboxing Python is notoriously difficult, the Python module "asteval" is no exception. Add to this the fact that a large set of numpy functions are exposed within the sandbox by default. Versions

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Mar 12, 2025 - 01:30

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Multiple sandbox escapes in asteval python sandboxing module

Posted by areca-palm via Fulldisclosure on Mar 11[CVE pending]

Sandboxing Python is notoriously difficult, the Python module "asteval" is no exception. Add to this the fact that a
large set of numpy functions are exposed within the sandbox by default.
Versions <=1.06 are vulnerable.
This vuln has been disclosed to the maintainer, who closed the security advisory and has since pushed his own fix to
master. A CVE is still pending. Publishing the vulnerability through this list...