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CVE-2021-33766
HIGHCISA KEV7.3
Descripcion
Microsoft Exchange Server Information Disclosure Vulnerability
Detalles CVE
Puntuacion CVSS v3.17.3
SeveridadHIGH
Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Vector de ataqueNETWORK
ComplejidadLOW
Privilegios requeridosNONE
Interaccion usuarioNONE
Publicado7/14/2021
Ultima modificacion10/29/2025
Fuentekev
Avistamientos honeypot0
CISA KEV
VendedorMicrosoft
ProductoExchange Server
Nombre vulnerabilidadMicrosoft Exchange Server Information Disclosure
Fecha inclusion KEV2022-01-18
Fecha limite remediacion2022-02-01
Uso en ransomwareUnknown
Productos afectados
microsoft:exchange_server
Referencias
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33766(secure@microsoft.com)
https://www.zerodayinitiative.com/advisories/ZDI-21-798/(secure@microsoft.com)
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33766(af854a3a-2127-422b-91ae-364da2661108)
https://www.zerodayinitiative.com/advisories/ZDI-21-798/(af854a3a-2127-422b-91ae-364da2661108)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-33766(134c704f-9b21-4f2e-91b3-4a467353bcc0)
Correlaciones IOC
Sin correlaciones registradas
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