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CVE-2021-34473
CRITICALCISA KEV9.1
Description
Microsoft Exchange Server Remote Code Execution Vulnerability
Details CVE
Score CVSS v3.19.1
SeveriteCRITICAL
Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Vecteur d'attaqueNETWORK
ComplexiteLOW
Privileges requisNONE
Interaction utilisateurNONE
Publie7/14/2021
Derniere modification10/29/2025
Sourcekev
Observations honeypot0
CISA KEV
FournisseurMicrosoft
ProduitExchange Server
Nom vulnerabiliteMicrosoft Exchange Server Remote Code Execution Vulnerability
Date ajout KEV2021-11-03
Date limite remediation2021-11-17
Utilise dans ransomwareKnown
Produits affectes
microsoft:exchange_server
Faiblesses (CWE)
CWE-918CWE-918
References
http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Remote-Code-Execution.html(secure@microsoft.com)
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34473(secure@microsoft.com)
https://www.zerodayinitiative.com/advisories/ZDI-21-821/(secure@microsoft.com)
http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Remote-Code-Execution.html(af854a3a-2127-422b-91ae-364da2661108)
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34473(af854a3a-2127-422b-91ae-364da2661108)
https://www.zerodayinitiative.com/advisories/ZDI-21-821/(af854a3a-2127-422b-91ae-364da2661108)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-34473(134c704f-9b21-4f2e-91b3-4a467353bcc0)
Correlations IOC
Aucune correlation enregistree
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