Improper Privilege Management Affecting jupyterhub package, versions [,4.1.6) [5.0.0b1,5.1.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    0.06% (30th percentile)

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  • Snyk ID SNYK-PYTHON-JUPYTERHUB-7654158
  • published 9 Aug 2024
  • disclosed 8 Aug 2024
  • credit Oliver Sanders

How to fix?

Upgrade jupyterhub to version 4.1.6, 5.1.0 or higher.

Overview

jupyterhub is a JupyterHub: A multi-user server for Jupyter notebooks

Affected versions of this package are vulnerable to Improper Privilege Management in apihandlers/users.py. A high privileged user in the admin:users scope (which is equivalent to admin=True) can escalate to admin privileges by modifying their own grants.

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
8.6 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Attack Requirements (AT)
    None
  • Privileges Required (PR)
    High
  • User Interaction (UI)
    None
  • Confidentiality (VC)
    High
  • Integrity (VI)
    High
  • Availability (VA)
    High
  • Confidentiality (SC)
    None
  • Integrity (SI)
    None
  • Availability (SA)
    None