CVE-2021-34473
Microsoft Exchange Server Remote Code Execution Vulnerability
9.1
CVSS 3.1
100.0 %
EPSS (current)
2021-11-03
KEV addition
Yes
Ransomware
Timeline
Publication, first public exploit and KEV addition on a day axis.
Key facts
Vendor / product: Microsoft / Exchange Server
Published: 2021-07-14 · Due (CISA): 2021-11-17
CWE: CWE-918 · EU list: no
Exploit references (metadata only)
| Source | Reference | Title | Date |
|---|---|---|---|
| nuclei | http/cves/2021/CVE-2021-34473.yaml | Exchange Server - Remote Code Execution | – |
| metasploit | exploit/windows/http/exchange_proxyshell_rce | exploit/windows/http/exchange_proxyshell_rce | 2021-04-06 |
References only — no downloads or instructions.