In Eaton X303 3.5.16 - X303 3.5.17 Build 712, an attacker with network access to a XC-303 PLC can login as root over SSH. The root password is hardcoded in the firmware. NOTE: This vulnerability appears in versions that are no longer supported by Eaton.
Conclusion & alert: CVE-2024-57811 is rated Moderate Risk (48.2/100): CVSS Critical severity, with low exploitation likelihood (EPSS 0.42%).Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
Exploit prediction scoring system (EPSS) score for CVE-2024-57811
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).