CVE-2019-1443Unrestricted File Upload in Microsoft Sharepoint Enterprise Server

Severity
6.5MEDIUMNVD
EPSS
14.5%
top 5.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedNov 12
Latest updateMay 24

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'.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 2.8 | Impact: 3.6

Patches

🔴Vulnerability Details

2
GHSA
GHSA-w9rf-6jf8-g4w9: An information disclosure vulnerability exists in Microsoft SharePoint when an attacker uploads a specially crafted file to the SharePoint Server2022-05-24
CVEList
CVE-2019-1443: An information disclosure vulnerability exists in Microsoft SharePoint when an attacker uploads a specially crafted file to the SharePoint Server2019-11-12

📋Vendor Advisories

1
Microsoft
Microsoft SharePoint Information Disclosure Vulnerability2019-11-12
CVE-2019-1443 — Unrestricted File Upload in Microsoft | cvebase