Em resumo
- CVE-2023-25574 é uma vulnerabilidade CRÍTICO (CVSS 9.8) que afeta jupyterhub-ltiauthenticator, lti jupyterhub authenticator (jupyter).
- Chance de exploração nos próximos 30 dias (EPSS): 0.36%, maior que 29.3% das vulnerabilidades.
- Correção: atualize para 1.4.0 ou posterior.
Description
Impact
Only users that has configured a JupyterHub installation to use the authenticator class LTI13Authenticator are influenced.
LTI13Authenticator that was introduced in jupyterhub-ltiauthenticator 1.3.0 wasn't validating JWT signatures. This is believed to allow the LTI13Authenticator to authorize a forged request granting access to existing and new user identities.
Patches
None.
Workarounds
None.
References
NVD description
`jupyterhub-ltiauthenticator` is a JupyterHub authenticator for learning tools interoperability (LTI). LTI13Authenticator that was introduced in `jupyterhub-ltiauthenticator` 1.3.0 wasn't validating JWT signatures. This is believed to allow the LTI13Authenticator to authorize a forged request. Only users that has configured a JupyterHub installation to use the authenticator class `LTI13Authenticator` are affected. `jupyterhub-ltiauthenticator` version 1.4.0 removes LTI13Authenticator to address the issue. No known workarounds are available.
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