CVE-2021-34451

Microsoft Office Online Server Spoofing Vulnerability

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34451
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34451	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:microsoft:office_online_server:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-07-16 21:15

Updated : 2026-08-10 16:17

NVD link : CVE-2021-34451

Mitre link : CVE-2021-34451

CVE.ORG link : CVE-2021-34451

JSON object : View

Products Affected

microsoft

office_online_server

CWE

NVD-CWE-noinfo

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