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[email protected]CVE-2021-34453

HistoryOct 13, 2021 - 1:15 a.m.

CVE-2021-34453

2021-10-1301:15:00

NVD-CWE-noinfo

[email protected]

web.nvd.nist.gov

microsoft exchange

server

dos

vulnerability

cve-2021-34453

nvd

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.5 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

46.3%

JSON

Microsoft Exchange Server Denial of Service Vulnerability

VendorProductVersionCPE
microsoftexchange_server*cpe:2.3:a:microsoft:exchange_server:*:cumulative update 11:*:*:*:*:*:*
microsoftexchange_server*cpe:2.3:a:microsoft:exchange_server:*:cumulative update 10:*:*:*:*:*:*
microsoftexchange_server*cpe:2.3:a:microsoft:exchange_server:*:cumulative update 21:*:*:*:*:*:*
microsoftexchange_server*cpe:2.3:a:microsoft:exchange_server:*:cumulative update 22:*:*:*:*:*:*

Vendor	Product	Version	CPE
microsoft	exchange_server	*	cpe:2.3:a:microsoft:exchange_server::cumulative update 11::::::*
microsoft	exchange_server	*	cpe:2.3:a:microsoft:exchange_server::cumulative update 10::::::*
microsoft	exchange_server	*	cpe:2.3:a:microsoft:exchange_server::cumulative update 21::::::*
microsoft	exchange_server	*	cpe:2.3:a:microsoft:exchange_server::cumulative update 22::::::*