Direct Request ('Forced Browsing') in Jupyter Notebook - CVE-2022-29238

Vulnerability identifier: #VU64595

CSH Severity: Low

CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-29238

CWE-ID: CWE-425

Exploitation vector: Remote access

Exploit availability: No public exploit available

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.

Jupyter Notebook
Ubuntu
python3-notebook (Ubuntu package)
jupyter-notebook (Ubuntu package)
python-notebook (Ubuntu package)

Install updates from vendor's website.

Jupyter Notebook - update to 6.4.12
python3-notebook (Ubuntu package) - addressed in versions 5.2.2-1ubuntu0.1, 6.0.3-2ubuntu0.1, 6.4.8-1ubuntu0.1
jupyter-notebook (Ubuntu package) - addressed in versions 5.2.2-1ubuntu0.1, 6.0.3-2ubuntu0.1, 6.4.8-1ubuntu0.1
python-notebook (Ubuntu package) - update to 5.2.2-1ubuntu0.1

• https://github.com/jupyter/notebook/security/advisories/GHSA-v7vq-3x77-87vg

• Information disclosure in Jupyter Notebook
• Ubuntu update for jupyter-notebook