CVE-2024-27758: RPyC's missing security check results in code execution when using numpy.array on the server-side.

CVE-2024-27758 · Severity: low · CVSS 3.1 · Published 2024-03-12

In RPyC before 6.0.0, when a server exposes a method that calls the attribute named __array__ for a client-provided netref (e.g., np.array(client_netref)), a remote attacker can craft a class that results in remote code execution.

Technologies: rpyc (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2024-27758 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2024-27758 being exploited in the wild.
How severe is CVE-2024-27758?
Low severity, with a CVSS score of 3.1, published 12 March 2024.
Which products and versions are affected?
rpyc (PyPI) ECOSYSTEM:introduced=0,fixed=6.0.0, ECOSYSTEM:introduced=4.0.0,fixed=6.0.0.
Is there a fix for CVE-2024-27758?
Yes. rpyc (PyPI): upgrade to 6.0.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2024-27758?
Check whether you run rpyc (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • rpyc (PyPI): upgrade to 6.0.0 or later
    pip install "rpyc>=6.0.0"

Affected products

  • rpyc (PyPI) ECOSYSTEM:introduced=0,fixed=6.0.0, ECOSYSTEM:introduced=4.0.0,fixed=6.0.0

Identifiers

  • CVE-2024-27758
  • GHSA-h5cg-53g7-gqjw
  • PYSEC-2024-44

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