<p>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.</p> <p>Exploitation of this vulnerability requires that a user uploads a specially crafted SharePoint application package to an affected version of SharePoint.</p> <p>The security update addresses the vulnerability by correcting how SharePoint checks the source markup of application packages.</p>
| Vulnerable Product | Search on Vulmon | Subscribe to Product |
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microsoft sharepoint foundation 2013 |
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microsoft sharepoint enterprise server 2016 |
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microsoft sharepoint server 2019 |
Plus: A warning to SharePoint operators
In brief Just days after issuing fixes for scores of bugs in its products for this month's Patch Tuesday, Microsoft has issued two more patches for security holes that can be exploited by maliciously crafted files to run malware on victims' computers. The first, CVE-2020-17023, is a Visual Studio issue that allows for remote code execution after getting the target to click on a specially crafted package.json file. As for the second, CVE-2020-17022, that's a memory-handling bug in the Windows 10 ...
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