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oauthenticator@14.2.0 vulnerabilities

OAuthenticator: Authenticate JupyterHub users with common OAuth providers

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Direct Vulnerabilities

Known vulnerabilities in the oauthenticator package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability Vulnerable Version
  • H
Authentication Bypass

Affected versions of this package are vulnerable to Authentication Bypass that relies on membership in a Google organization/workspace for authentication by matching the GoogleOAuthenticator.hosted_domain. An attacker in possession of an illegitimate email address on a legitimate Google domain can gain unauthorized access to a JupyterHub.

How to fix Authentication Bypass?

Upgrade oauthenticator to version 16.3.0 or higher.

[,16.3.0)
  • M
Authorization Bypass Through User-Controlled Key

Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key when using CILogonOAuthenticator which does not verify which provider is used by the user to login, only the email address provided.

How to fix Authorization Bypass Through User-Controlled Key?

Upgrade oauthenticator to version 15.0.0 or higher.

[,15.0.0)
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