CVE-2022-21699 Execution with Unnecessary Privileges in ipython

High 8.2 Published Updated

An attacker can execute arbitrary code as another user on the same machine due to improper management of cross-user temporary files in IPython.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2022-21699?

CVE-2022-21699 is a high-severity vulnerability in Debian Debian Linux, published on 19 Jan 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

IPython (Interactive Python) is a command shell for interactive computing in multiple programming languages, originally developed for the Python programming language. Affected versions are subject to an arbitrary code execution vulnerability achieved by not properly managing cross user temporary files. This vulnerability allows one user to run code as another on the same machine. All users are advised to upgrade.

Weakness: CWE-269, CWE-279, CWE-250

Which versions are affected by CVE-2022-21699?

9 open source packages ship an affected version, including ipython. It affects 3 products.

PackageAffectedFixed in
ipython PyPIAll versions6.0.0rc1, 7.16.3, 7.31.1, 8.0.1
ipython PyPIAll versions5.11
ipython PyPIAll versions5.11
ipython PyPIFrom 6.0.07.16.3
ipython PyPIFrom 6.0.07.16.3
ipython PyPIFrom 7.17.07.31.1
3 more packages
ipython PyPIFrom 7.17.07.31.1
ipython PyPIFrom 8.0.08.0.1
ipython PyPIFrom 8.0.08.0.1
Linux distribution packages (5)
python-ipython SUSE:Package Hub 15 SP3All versions7.13.0-bp153.2.6.1
python-ipython-test SUSE:Package Hub 15 SP3All versions7.13.0-bp153.2.6.6
python-ipython openSUSE:Leap 15.3All versions7.13.0-bp153.2.6.1
python-ipython-test openSUSE:Leap 15.3All versions7.13.0-bp153.2.6.6
python-ipython openSUSE:TumbleweedAll versions8.31.0-1.1

Products include Debian Debian Linux, Fedoraproject Fedora, Ipython Ipython.

How do I fix CVE-2022-21699?

Upgrade ipython to a fixed version for your release line: 6.0.0rc1, 7.16.3, 7.31.1 or 8.0.1.

Is CVE-2022-21699 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-21699 exists.

All Debian Debian Linux vulnerabilities

Sources

Also known as AZL-109526, DEBIAN-CVE-2022-21699, DLA-2896-1, DSA-5065-1, GHSA-pq7m-3gw7-gq5x, MGASA-2023-0058 and 6 more.

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