high7.5

CVE-2024-41122

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

Impact

### 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)

Affected 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

Affected products

Vendor	Product	Affected versions
Woodpecker-Ci	Woodpecker	before 2.7.0

Weakness classification

CWE-74