The 'abuden2' package in the npm ecosystem is identified as containing malicious code that results in a full system compromise upon installation or execution. This level of compromise implies that attackers may gain complete control over the affected system. Due to the severity, all sensitive credentials stored on the compromised machine must be rotated from a secure environment. The package removal is necessary but insufficient to fully remediate the infection, as persistent malicious components may remain.

Full compromise of any computer with the 'abuden2' package installed or running. Potential loss of confidentiality, integrity, and availability of data on the affected system. All secrets and keys stored on the machine are considered exposed and must be rotated. The system may remain compromised even after removal of the package.

Immediately remove the 'abuden2' package from affected systems. Rotate all secrets and keys stored on the compromised machine from a separate, trusted device. Conduct a thorough investigation and remediation of the affected system to identify and remove any persistent malicious software. Due to the severity of the compromise, consider rebuilding the system from a known good backup if possible.