A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata via PowerShell, aka 'Microsoft Exchange Remote Code Execution Vulnerability'.
A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata via PowerShell, aka 'Microsoft Exchange Remote Code Execution Vulnerability'.
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Exchange Server 2019 | Cumulative Update 2 |
| Microsoft | Microsoft Exchange Server 2016 | Cumulative Update 13 |
| Microsoft | Microsoft Exchange Server 2013 | Cumulative Update 23 |
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 3 | unspecified |
| Microsoft | Microsoft Exchange Server 2016 Cumulative Update 14 | unspecified |
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
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No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.