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mscveMicrosoftMS:CVE-2021-42309
HistoryDec 14, 2021 - 8:00 a.m.

Microsoft SharePoint Server Remote Code Execution Vulnerability

2021-12-1408:00:00
Microsoft
msrc.microsoft.com
14
sharepoint server
remote code execution
vulnerability

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.9

Confidence

High

EPSS

0.038

Percentile

91.9%

Affected configurations

Vulners
Node
microsoftsharepoint_foundationRange<15.0.5407.1000
OR
microsoftsharepoint_serverRange<16.0.14326.20620
OR
microsoftsharepoint_serverRange<16.0.10381.20001
OR
microsoftsharepoint_serverRange<16.0.5254.1000
VendorProductVersionCPE
microsoftsharepoint_foundation*cpe:2.3:a:microsoft:sharepoint_foundation:*:*:*:*:*:*:*:*
microsoftsharepoint_server*cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:*:*:*:*

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.9

Confidence

High

EPSS

0.038

Percentile

91.9%