CVE-2023-46445: PYSEC-2023-237 - An issue in AsyncSSH v2.14.0 and earlier allows attackers to control the extension info message (RFC 8308) via a man-in-the-middle attack.

CVE-2023-46445 · Severity: low · CVSS 3.1 · Published 2023-11-14

An issue in AsyncSSH v2.14.0 and earlier allows attackers to control the extension info message (RFC 8308) via a man-in-the-middle attack.

Technologies: asyncssh (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2023-46445 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2023-46445 being exploited in the wild.
How severe is CVE-2023-46445?
Low severity, with a CVSS score of 3.1, published 14 November 2023.
Which products and versions are affected?
asyncssh (PyPI) ECOSYSTEM:introduced=0,fixed=2.14.1.
Is there a fix for CVE-2023-46445?
Yes. asyncssh (PyPI): upgrade to 2.14.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2023-46445?
Check whether you run asyncssh (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

  • asyncssh (PyPI): upgrade to 2.14.1 or later
    pip install "asyncssh>=2.14.1"

Affected products

  • asyncssh (PyPI) ECOSYSTEM:introduced=0,fixed=2.14.1

Identifiers

  • CVE-2023-46445
  • GHSA-cfc2-wr2v-gxm5
  • PYSEC-2023-237

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