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CVE-2019-1443

MEDIUMCVSS 6.5/10EPSS 5.37%

Last modified

CVE-2019-1443 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An information disclosure vulnerability exists in Microsoft SharePoint when an attacker uploads a specially crafted file to the SharePoint Server.An authenticated attacker who successfully exploited this vulnerability could potentially leverage SharePoint functionality to obtain SMB hashes.The security update addresses the vulnerability by correcting how SharePoint checks file content., aka 'Microsoft SharePoint Information Disclosure Vulnerability'.. EPSS estimates a 5.37% chance of exploitation in the next 30 days.

Description

An information disclosure vulnerability exists in Microsoft SharePoint when an attacker uploads a specially crafted file to the SharePoint Server.An authenticated attacker who successfully exploited this vulnerability could potentially leverage SharePoint functionality to obtain SMB hashes.The security update addresses the vulnerability by correcting how SharePoint checks file content., aka 'Microsoft SharePoint Information Disclosure Vulnerability'.

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
5.37%

91.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

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

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-1443?
An information disclosure vulnerability exists in Microsoft SharePoint when an attacker uploads a specially crafted file to the SharePoint Server.An authenticated attacker who successfully exploited this vulnerability could potentially leverage SharePoint functionality to obtain SMB hashes.The security update addresses the vulnerability by correcting how SharePoint checks file content., aka 'Microsoft SharePoint Information Disclosure Vulnerability'.
How severe is CVE-2019-1443?
CVE-2019-1443 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 5.37% probability of exploitation in the next 30 days.
How do I fix CVE-2019-1443?
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-2019-1443?

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

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Source: NVD / NIST