T08 · Insecure Dependencies
- Location
SKILL.md:45- Finding
Unpinned Third-Party Security Tool Installation
- Content
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Vulnerability Details
File Location:
SKILL.md, lines 45-52
Vulnerability Type: Unpinned third-party dependencies installed from a mutable package index
Risk Level: MediumVulnerable Code
bash # Python dependencies pip install safety safety check # Alternatively, use pip-audit pip install pip-audit pip-auditTechnical Analysis
The Skill directs users or agents to install
safetyandpip-auditwithout pinning reviewed versions, verifying artifact hashes, requiring a trusted package source, or isolating the installation from the active environment.Package names without version constraints resolve to mutable releases and transitive dependencies available through the configured Python package index. If a package release, transitive dependency, package-index configuration, or resolved artifact is compromised, installation or build hooks may execute attacker-controlled code with the privileges of the user running
pip.Installing these tools into the active Python environment can also modify existing dependency versions and affect unrelated project behavior.
Attack Path
- An attacker compromises a named package, one of its transitive dependencies, or a package source configured in the execution environment.
- A user or agent follows the Skill and runs
pip install safetyorpip install pip-audit. pipresolves mutable, unpinned packages from the configured index without validating expected artifact hashes.- A malicious package artifact or build hook executes during installation, or malicious code executes when the installed audit command is invoked.
- The payload gains the operating-system permissions of the invoking account and can access resources available to that account.
This path requires compromise or manipulation of the dependency supply chain; the audited Skill does not itself contain a malicious package or payload.
Impact Assessment
Successful exploitation could execute arbitrary code with t ...[truncated 583 chars]
- Remediation
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Remediation Suggestions
- Install audit tools in an isolated virtual environment or through
pipxrather than modifying the active project or global Python environment. - Pin exact, reviewed versions of each direct dependency.
- Lock all transitive dependencies and record cryptographic hashes in a dedicated requirements file.
- Require hash verification during installation, for example:
bash python -m venv .audit-venv .audit-venv/bin/python -m pip install --require-hashes -r audit-tools.txt- Obtain packages only from an explicitly configured and trusted package index or an internally controlled artifact repository.
- Review and update the lock file through a controlled dependency-update process that includes provenance and vulnerability checks.
- Avoid running installation commands as root or with unnecessary system privileges.
- Install audit tools in an isolated virtual environment or through
