CyberRota Analysis
AI-GeneratedThe Rattler library, used within the conda ecosystem, is vulnerable to path traversal attacks due to improper handling of the `command` field in the `EntryPoint::FromStr` function, allowing malicious packages to write executable scripts outside the intended directory. This could lead to unauthorized code execution or overwriting existing files, particularly affecting users who utilize `pixi install`, `mamba install`, and other Rattler-based installations. Organizations relying on Rattler versions prior to 0.43.2 should prioritize upgrading to mitigate potential security risks.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
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Original NVD Description
Rattler is a library that provides common functionality used within the conda ecosystem. Prior to version 0.43.2, `EntryPoint::FromStr` in `rattler_conda_types` performs only `.trim()` on the `command` field before the linker joins it onto the install prefix and writes an executable Python script. A malicious `noarch:python` package can ship an `info/link.json` with an entry-point name containing `..`, `/`, `\`, or an absolute path; the resulting file is written outside the prefix (or clobbers an existing in-prefix entry-point such as `bin/pip`) with mode `0o775` on Unix and a copied launcher `.exe` on Windows. This affects the default install path of `pixi install`, `mamba install` via py-rattler, `rattler-build`, and any other consumer of the `rattler` install crate; no flag or post-link-script opt-in is involved. Version 0.43.2 contains a fix for the issue.