Exposure of Sensitive Information to an Unauthorized Actor Affecting pypqc package, versions [,0.0.6.1)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Mature

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-PYTHON-PYPQC-6276624
  • published26 Feb 2024
  • disclosed22 Feb 2024
  • creditUnknown

Introduced: 22 Feb 2024

CVE NOT AVAILABLE CWE-200  (opens in a new tab)

How to fix?

Upgrade pypqc to version 0.0.6.1 or higher.

Overview

pypqc is a Python bindings for the "PQClean" post-quantum cryptography library.

Affected versions of this package are vulnerable to Exposure of Sensitive Information to an Unauthorized Actor due to the handling of ciphertexts against a single private key and the ability to get responses in real-time. An attacker can recover the private key by submitting many ciphertexts.

CVSS Scores

version 3.1