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CVE-2020-1210

CRITICALCVSS 9.9/10EPSS 1.76%

Last modified

CVE-2020-1210 is a critical-severity vulnerability rated 9.9/10 on the CVSS scale. <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>. EPSS estimates a 1.76% chance of exploitation in the next 30 days.

Description

<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>

Metrics

CVSS 3.1
9.9/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS Probability
1.76%

75.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
MicrosoftSharepoint Enterprise Server2013Sp1
MicrosoftSharepoint Enterprise Server2016—
MicrosoftSharepoint Foundation2010Sp2
MicrosoftSharepoint Foundation2013Sp1
MicrosoftSharepoint Server2019—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-1210?
<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>
How severe is CVE-2020-1210?
CVE-2020-1210 has a CVSS score of 9.9/10 (CRITICAL severity). The EPSS model estimates a 1.76% probability of exploitation in the next 30 days.
How do I fix CVE-2020-1210?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-1210?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST