GHSA-c5xm-m64m-f2vq: 
JavaScript vulnerability analysis and mitigation

The vulnerability GHSA-c5xm-m64m-f2vq affects the npm package 'cxct', which was identified as a malicious package. The issue was discovered and reviewed on August 31, 2020, published to the GitHub Advisory Database on September 4, 2020, and last updated on January 9, 2023. All versions of the package (>= 0.0.0) are affected, and there are no patched versions available (GitHub Advisory).

The vulnerability has been assigned a Critical severity rating with a CVSS score of 9.8. The CVSS v3 base metrics indicate Network attack vector, Low attack complexity, No privileges required, No user interaction needed, Unchanged scope, and High impact on Confidentiality, Integrity, and Availability. The vulnerability is associated with CWE-506 (GitHub Advisory).

The malicious package is designed to find and exfiltrate cryptocurrency wallets from infected systems. Any computer with this package installed or running should be considered fully compromised, with potential unauthorized access to all secrets and keys stored on the affected system (GitHub Advisory).

The package is inherently malicious and requires no exploitation as its malicious functionality is built into all versions. The attack vector is network-based with low complexity, requiring no special privileges or user interaction to execute its malicious code (GitHub Advisory).

Security experts recommend immediate removal of the package from affected systems. However, removal alone may not be sufficient as the system should be considered compromised. All secrets and keys stored on affected computers should be rotated immediately from a different, uncompromised system. Due to the potential for full system compromise, there is no guarantee that removing the package will eliminate all malicious software resulting from its installation (GitHub Advisory).