CVE-2021-42321: Microsoft Exchange Server Remote Code Execution Vulnerability
An authenticated attacker could leverage improper validation in cmdlet arguments within Microsoft Exchange and perform remote code execution. Required action: Apply updates per vendor instructions.
· high severity · unattributed attribution
Evidence and provenance
- Original source
- CISA KEV report ↗
- Published
- 2021-11-17T00:00:00Z
- Confidence basis
- No actor match
- Record ID
1f0f3cead195d09201fa
Vulnerabilities
CVE-2021-42321
Use and citation
Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.