matomo-org / matomo-org/docker
External service interaction
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Description
In the Docker container https://hub.docker.com/_/matomo in version 4.13.1:
The application accepts arbitrary dns names in the host directive an resolves these names.
Host: lodeziruxzjnxqe21f317p0x5obhz8n1mpcc20r.oastify.com
## Expected Behavior
Do not resolve an unexpected DNS name.
## Current Behavior
Arbitrary DNS names are resolved
## Possible Solution
Prevent resolving unexpected DNS names.
## Steps to Reproduce (for Bugs)
1.Send an HTTP-Request to Matomo containing an arbitrary hostname:
lodeziruxzjnxqe21f317p0x5obhz8n1mpcc20r.oastify.com
## Context
This is an indicator of missing anitization checks.
## Your Environment
Docker container from https://hub.docker.com/_/matomo in version 4.13.1:
* Matomo Version: 4.13.1
* PHP Version: from Docker container
* Server Operating System: Linux
* Additionally installed plugins:
* Browser:
* Operating System:
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reproducing the HTTP request against the Matomo 4.13.1 Docker container described in the issue and trace where the supplied host is resolved. The work is complete when arbitrary unexpected DNS names are no longer resolved, with the behavior verified using the reported request.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- docker, php
- Domain
- devops, security
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100