Tracker / CVE-2020-1025
CVE-2020-1025
Critical 9.8
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 and versions
| microsoft | lync |
|---|---|
| microsoft | sharepoint_enterprise_server |
| microsoft | sharepoint_foundation |
| microsoft | sharepoint_server |
| microsoft | skype_for_business |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.