microsoft lync, microsoft sharepoint enterprise server, microsoft sharepoint foundation +2 lainnya
CVSS 9.8 · Critical EPSS 5,9%
Kerentanan Improper Input Validation pada microsoft lync, microsoft sharepoint enterprise server +3 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD.
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
· uraikan di kalkulator | Vendor | Produk | Versi terdampak |
|---|---|---|
| microsoft | lync | Versi 2013 |
| microsoft | sharepoint enterprise server | Versi 2016 |
| microsoft | sharepoint foundation | Versi 2013 sp1 |
| microsoft | sharepoint server | Versi 2019 |
| microsoft | skype for business | Versi 2015 cumulative_update_8 |
| microsoft | skype for business | Versi 2019 cumulative_update_2 |