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CVE-2020-16953

MEDIUMCVSS 6.5/10EPSS 3.56%

Last modified

CVE-2020-16953 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. <p>An information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.</p> <p>The security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles objects in memory.</p>. EPSS estimates a 3.56% chance of exploitation in the next 30 days.

Description

<p>An information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.</p> <p>The security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles objects in memory.</p>

Metrics

CVSS 3.1
6.5/10

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

EPSS Probability
3.56%

87.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersionsUpdate
MicrosoftSharepoint Enterprise Server2016—
MicrosoftSharepoint Foundation2013Sp1
MicrosoftSharepoint Server2010Sp2
MicrosoftSharepoint Server2019—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-16953?
<p>An information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.</p> <p>The security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles objects in memory.</p>
How severe is CVE-2020-16953?
CVE-2020-16953 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 3.56% probability of exploitation in the next 30 days.
How do I fix CVE-2020-16953?
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-2020-16953?

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

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Source: NVD / NIST