The RPC Runtime Library for Microsoft Windows NT 4.0 allows remote attackers to read active memory or cause a denial of service (system crash) via a malicious message, possibly related to improper length values.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5277
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2505
https://exchange.xforce.ibmcloud.com/vulnerabilities/17663
https://exchange.xforce.ibmcloud.com/vulnerabilities/17646
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-029