Main Vulnerability Database Vulnerabilities #VU24028

Path traversal in Microsoft SharePoint Foundation and Microsoft SharePoint Server - CVE-2019-1491

Published: January 7, 2020

Vulnerability identifier: #VU24028

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-1491

CWE-ID: CWE-22

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request to the SharePoint Server instance and read arbitrary files on the system.

Affected software

Microsoft SharePoint Foundation
Microsoft SharePoint Server

How to mitigate CVE-2019-1491

Install update from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1491

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