Out-of-bounds read in Microsoft products - CVE-2019-1446

 

Out-of-bounds read in Microsoft products - CVE-2019-1446

Published: November 12, 2019


Vulnerability identifier: #VU22693
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-1446
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when processing untrusted data. A remote attacker can create a specially crafted Excel file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.


Affected software

Microsoft Office
Microsoft Excel
Excel Services on Microsoft SharePoint Server
Microsoft Excel for macOS
Microsoft SharePoint Server
Office Online Server

How to mitigate CVE-2019-1446

Install update from vendor's website.


External References

Related Security Bulletins