APT Group Exploits Zero-Day Vulnerability in Windows WebDAV to Target Defense Companies

An APT (Advanced Persistent Threat) group has exploited a zero-day vulnerability in Windows WebDAV to attack defense companies and deploy the Horus malware to steal sensitive information. This attack allowed cybercriminals to remotely access the systems of the targeted companies. The specific technical details of the vulnerability and the precise impacts on the affected companies were not disclosed in the article.