Updated Guidance for Microsoft Exchange Zero-Day Vulnerabilities Exploited in the Wild
On Wednesday, October 5, 2022, Microsoft published updated mitigation guidance for two zero-day vulnerabilities in Microsoft Exchange Server: CVE-2022-41040 (SSRF vulnerability) and CVE-2022-41082 (RCE vulnerability). Arctic Wolf covered initial assessments on this blog post. Organizations that run Microsoft Exchange on-prem or in a hybrid model should complete both Microsoft provided mitigations to reduce the potential for successful exploitation.