Advisory Weakness Curation

RCE vulnerability in Jenkins Pipeline: AWS Steps Plugin Pipeline: AWS Steps Plugin 1.40 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types. This results in a remote code execution (RCE) vulnerability exploitable by users able to provide YAML input files to Pipeline: AWS Steps Plugin’s build steps. Pipeline: AWS Steps Plugin 1.41 configures its YAML parser to only instantiate safe types.

Improper Input Validation AWS Steps Plugin does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.