#VU84849 Command Injection in pip - CVE-2023-5752

Vulnerability identifier: #VU84849

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-5752

CWE-ID: CWE-77

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
pip
Universal components / Libraries / Programming Languages & Components

Vendor: Python Packaging Authority

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improper input validation when installing a package from a Mercurial VCS URL (ie "pip install hg+...") with pip. A remote attacker who controls the repository can use the specified Mercurial revision to inject arbitrary configuration options to the "hg clone" call (ie "--config").

Mitigation
Install updates from vendor's website.

Vulnerable software versions

pip: 0.3 - 23.2.1

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External links
https://mail.python.org/archives/list/security-announce@python.org/thread/F4PL35U6X4VVHZ5ILJU3PWUWN7H7LZXL/
https://github.com/pypa/pip/pull/12306

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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