CVE-2022-42042

Vulnerability

The d8s-networking package, version 0.1.0, distributed on the Python Package Index (PyPI), was found to include a potential code-execution backdoor. The backdoor was introduced through a dependency on the democritus-hashes package (version 2021.1.2101), which was itself inserted by a third party. The vulnerability exists because the democritus-hashes package could execute arbitrary code during installation or runtime, effectively weaponizing the dependency chain for users who install d8s-networking.[1][2]

Exploitation

To exploit this vulnerability, an attacker would need to have controlled the democritus-hashes package on PyPI (which was allegedly done by a third party). For a victim, exploitation is triggered simply by installing d8s-networking==0.1.0 via pip, as the dependency on democritus-hashes is automatically resolved and installed. No additional authentication, user interaction beyond installation, or special network position is required; the code execution occurs during the pip install process or when the malicious package is imported.[1][2]

Impact

An attacker who successfully exploits this vulnerability gains arbitrary code execution on the victim's system, at the privilege level of the user performing the installation. This could lead to full compromise of the system, including data theft, installation of additional malware, or use of the system for further attacks. The impact is high as it directly compromises the confidentiality, integrity, and availability of the affected machine.[1][2]

Mitigation

Users should immediately remove any installed versions of d8s-networking==0.1.0 and its democritus-hashes dependency. The official PyPI project page for d8s-networking may have been taken down, as indicated by the unavailable reference. No patched version has been released. Users should avoid using this package altogether and treat it as malicious. There is no known fix; removing the package is the only recommended action.[1][2]