CyberRota Analysis
AI-GeneratedCoreWCF services on Windows prior to versions 1.8.1 and 1.9.1 are vulnerable to a denial-of-service attack, where the service ceases to process records from a Kafka topic upon receiving a null-value tombstone record. This flaw allows attackers with produce permissions to disrupt service availability persistently. Organizations utilizing CoreWCF with Kafka should prioritize upgrading to the patched versions to mitigate this risk.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
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Original NVD Description
CoreWCF is a port of the service side of Windows Communication Foundation (WCF) to .NET Core. Prior to 1.8.1 and 1.9.1, a CoreWCF service listening on a Kafka topic stops processing new records from that topic when KafkaTransportPump receives a null-value tombstone record, causing a persistent endpoint denial of service for attackers with produce permission. This issue is fixed in versions 1.8.1 and 1.9.1.