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  5. CVE-2018-7206

CVE-2018-7206: JupyterHub OAuthenticator elevation of privilege

May 13, 2022 (updated November 22, 2024)

An issue was discovered in Project Jupyter JupyterHub OAuthenticator. When using JupyterHub with a GitLab allowlist for access control, group membership is not checked correctly, allowing members that are not in the allowlist to create accounts on the Hub.

References

  • blog.jupyter.org/security-fix-for-jupyterhub-gitlab-oauthenticator-7b14571d1f76
  • github.com/advisories/GHSA-8x3m-m3x9-54fj
  • github.com/jupyterhub/oauthenticator
  • github.com/jupyterhub/oauthenticator/blob/8499dc2/CHANGELOG.md
  • github.com/jupyterhub/oauthenticator/commit/1845c0e4b1bff3462c91c3108c85205acd3c75a2
  • github.com/pypa/advisory-database/tree/main/vulns/jupyterhub/PYSEC-2018-151.yaml
  • github.com/pypa/advisory-database/tree/main/vulns/oauthenticator/PYSEC-2018-68.yaml
  • nvd.nist.gov/vuln/detail/CVE-2018-7206

Code Behaviors & Features

Detect and mitigate CVE-2018-7206 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions starting from 0.6 before 0.6.2, all versions starting from 0.7 before 0.7.3

Fixed versions

  • 0.6.2
  • 0.7.3

Solution

Upgrade to versions 0.6.2, 0.7.3 or above.

Impact 8.8 HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Source file

pypi/oauthenticator/CVE-2018-7206.yml

Spotted a mistake? Edit the file on GitLab.

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