GHSA-3wf2-2pq4-4rvc

Woodpecker's custom environment variables allow to alter execution flow of plugins

Source: GitHub Advisory Database (reviewed) Moderate CVE-2024-41122

Packages

Ecosystem	Package	Affected	Fixed in
Go	go.woodpecker-ci.org/woodpecker/v2	< 2.7.0	2.7.0
Go	go.woodpecker-ci.org/woodpecker	< 2.7.0	2.7.0

Details

As written in the advisory (Markdown source, shown as plain text).

### Impact The server allow to create any user who can trigger a pipeline run malicious workflows: - Those workflows can either lead to a host takeover that runs the agent executing the workflow. - Or allow to extract the secrets who would be normally provided to the plugins who's entrypoint are overwritten. ### Patches https://github.com/woodpecker-ci/woodpecker/pull/3909 https://github.com/woodpecker-ci/woodpecker/pull/3934 ### Workarounds _Is there a way for users to fix or remediate the vulnerability without upgrading?_ **Enable the "gated" repo feature and review each change upfront of running** ### References - https://github.com/woodpecker-ci/woodpecker/pull/3909 - https://github.com/woodpecker-ci/woodpecker/pull/3934 - https://github.com/woodpecker-ci/woodpecker-security/issues/10 (info will be published later at https://github.com/woodpecker-ci/woodpecker/issues/3929) - https://github.com/woodpecker-ci/woodpecker/issues/3929 (info will be published later once we got adoption of the update) ### Credits - Daniel Kilimnik [@D_K_Dev](https://x.com/D_K_Dev) (Neodyme AG) - Felipe Custodio Romero [@_localo_](https://x.com/_localo_) (Neodyme AG)

References

External links from the advisory. They lead to third-party sites.