{"cvss":8.8,"datePublished":"2021-11-17","dateUpdated":"2021-11-17","description":"An authenticated attacker could leverage improper validation in cmdlet arguments within Microsoft Exchange and perform remote code execution.","dueDate":"2021-12-01","id":"CVE-2021-42321","kev_catalogs":["cisa"],"knownRansomwareCampaignUse":"Known","notes":"https://nvd.nist.gov/vuln/detail/CVE-2021-42321","product":"Exchange","requiredAction":"Apply updates per vendor instructions.","severity":"HIGH","source":"cisa_known_exploited","title":"Microsoft Exchange Server Remote Code Execution Vulnerability","vendor":"Microsoft"}