CVE Vulnerability

CVE-2021-34520

Microsoft SharePoint Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-34467, CVE-2021-34468.

6.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34520 Patch Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-828/ Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*
Information

Published : 2021-07-14 06:15

Updated : 2021-07-22 01:22

NVD link : CVE-2021-34520

Mitre link : CVE-2021-34520

Products Affected
No products.
CWE
CWE-502

Deserialization of Untrusted Data