Execution with Unnecessary Privileges in JupyterApp

2022-10-2622:07:00

Google

osv.dev

jupytercore

arbitrarycode

executionvulnerability

upgrade

untrustedfiles

currentdirectory

impact

ipython

ghsaadvisory

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.005 Low

EPSS

Percentile

75.6%

JSON

Impact

What kind of vulnerability is it? Who is impacted?
We’d like to disclose an arbitrary code execution vulnerability in jupyter_core that stems from jupyter_core executing untrusted files in the current working directory. This vulnerability allows one user to run code as another.

Patches

Has the problem been patched? What versions should users upgrade to?
Users should upgrade to jupyter_core>=4.11.2.

Workarounds

Is there a way for users to fix or remediate the vulnerability without upgrading?
No

References

Are there any links users can visit to find out more?
Similar advisory in IPython

CPENameOperatorVersion
jupyter-coreeq4.8.0
jupyter-coreeq4.11.0
jupyter-coreeq4.1.0
jupyter-coreeq4.0.1
jupyter-coreeq4.6.3
jupyter-coreeq4.10.0
jupyter-coreeq4.0.4
jupyter-coreeq4.3.0
jupyter-coreeq4.0.3
jupyter-coreeq4.7.0

Name	Operator	Version
jupyter-core	eq	4.8.0
jupyter-core	eq	4.11.0
jupyter-core	eq	4.1.0
jupyter-core	eq	4.0.1
jupyter-core	eq	4.6.3
jupyter-core	eq	4.10.0
jupyter-core	eq	4.0.4
jupyter-core	eq	4.3.0
jupyter-core	eq	4.0.3
jupyter-core	eq	4.7.0