cbcvebase.
CVE-2021-33766
published 2021-07-14

CVE-2021-33766: Microsoft Exchange Server Information Disclosure Vulnerability

high7.5CVSS 3.1
AVNACLPRNUINSUCHINAN
KEVITWEXPLOIT
CISA Known Exploited Vulnerabilitydue 2022-02-01
Exploited in the wild
Microsoft Exchange Server Information Disclosure Vulnerability

Affected

13 ranges
VendorProductVersion rangeFixed in
microsoftexchange_server
microsoftexchange_server
microsoftexchange_server
microsoftmicrosoft_exchange_server_2013_cumulative_update_23>= 15.00.0 < 15.00.1497.01515.00.1497.015
microsoftmicrosoft_exchange_server_2016_cumulative_update_19>= 15.01.0 < 15.01.2176.01215.01.2176.012
microsoftmicrosoft_exchange_server_2016_cumulative_update_20>= 15.01.0 < 15.01.2242.00815.01.2242.008
microsoftmicrosoft_exchange_server_2019_cumulative_update_8>= 15.02.0 < 15.02.0792.01315.02.0792.013
microsoftmicrosoft_exchange_server_2019_cumulative_update_9>= 15.02.0 < 15.02.0858.01015.02.0858.010
msrcmicrosoft_exchange_server_2013_cumulative_update_23
msrcmicrosoft_exchange_server_2016_cumulative_update_19
msrcmicrosoft_exchange_server_2016_cumulative_update_20
msrcmicrosoft_exchange_server_2019_cumulative_update_8
msrcmicrosoft_exchange_server_2019_cumulative_update_9

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
vulncheck7.3HIGH
cisa7.5HIGH