CVE Catalog
CVE-2021-42305
MediumCVSS 6.5Exploitation Probability (EPSS)
Very high risk8.11%
94th percentile - higher than 94% of all known CVEs
Summary
Spoofing vulnerability in Microsoft Exchange Server. An attacker can impersonate another entity, potentially leading to fraud or unauthorized actions.
Risk Assessment
Risk of phishing or other social engineering attacks that could expose the organization to financial loss or loss of trust.
Recommendation
Install the latest security updates for Microsoft Exchange Server.
Original NVD description (English source)
Microsoft Exchange Server Spoofing Vulnerability