Vulnerability identifier: #VU64595

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-29238

CWE-ID: CWE-425

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Jupyter Notebook
Client/Desktop applications / Office applications

Vendor: Jupyter

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to improper access control. A remote user can send a specially crafted request with "ContentsManager.allow_hidden = False" and gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Jupyter Notebook: 6.4.0 - 6.4.11

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External links
http://github.com/jupyter/notebook/security/advisories/GHSA-v7vq-3x77-87vg

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.