CVE-2020-1024
Microsoft SharePoint Remote Code Execution Vulnerability
Published 6 y ago · modified 2 mo ago · JSON
Summary
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.
Exploit prediction (EPSS)
3.75% probability of exploitation in the next 30 days, higher than 90% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Affected products
- Microsoft Microsoft SharePoint Enterprise Server 2016
- Microsoft Microsoft SharePoint Foundation 2013 Service Pack 1
- Microsoft Microsoft SharePoint Server 2019
Classification
- Weakness
- CWE-434 Unrestricted Upload of File with Dangerous Type
References
- msrc.microsoft.com /update-guide/vulnerability/CVE-2020-1024 · vendor-advisory, patch
- portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2020-1024 · x_refsource_MISC, x_transferred
Sources
- CVE List: CVE-2020-1024
- NVD: CVE-2020-1024
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