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Unrated severityNVD Advisory· Published Jul 14, 2020· Updated Aug 4, 2024

Microsoft Office Elevation of Privilege Vulnerability

CVE-2020-1025

Description

An elevation of privilege vulnerability exists when Microsoft SharePoint Server and Skype for Business Server improperly handle OAuth token validation. An attacker who successfully exploited the vulnerability could bypass authentication and achieve improper access. To exploit this vulnerability, an attacker would need to modify the token. The update addresses the vulnerability by modifying how Microsoft SharePoint Server and Skype for Business Server validate tokens.

Affected products

4
  • Microsoft/Lync Serverv5
    cpe:2.3:a:microsoft:lync_server:2013:*:*:*:*:*:*:*
    Range: 0
  • Microsoft/Sharepoint Foundationv5
    cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*
    Range: 15.0.0
  • Microsoft/Sharepoint Serverv52 versions
    cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*+ 1 more
    • cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*range: 16.0.0
    • cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*range: 16.0.0

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

1

News mentions

0

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