CVE-2020-16951
Description
A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup of an application package. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the SharePoint application pool and the SharePoint server farm account. Exploitation of this vulnerability requires that a user uploads a specially crafted SharePoint application package to an affected version of SharePoint. The security update addresses the vulnerability by correcting how SharePoint checks the source markup of application packages.
Risk Information
Base Score
8.7
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L/E:P/RL:O/RC:C
EPSS Score
Exploitation Probability
1.751
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Microsoft Office SharePoint XSS Vulnerability for Microsoft SharePoint Foundation 2013 (KB4486694) | Windows |
| Microsoft SharePoint Information Disclosure Vulnerability for Microsoft SharePoint Enterprise Server 2016 (KB4486677) | Windows |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-30132 | Security Update for Microsoft SharePoint Foundation 2013 (KB4486694) |
| PATCH-30139 | Security Update for Microsoft SharePoint Enterprise Server 2016 (KB4486677) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234