Remote code execution in Microsoft Excel

Published: 2018-01-09 22:48:26
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2018-0796
CVSSv3 8.3 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CWE ID CWE-119
Exploitation vector Network
Public exploit Not available
Vulnerable software Microsoft Office
Microsoft Excel
Vulnerable software versions Microsoft Office 2007
Microsoft Office 2010
Microsoft Office 2013
Microsoft Office 2013 RT
Microsoft Office 2016
Microsoft Excel 2007
Microsoft Excel 2010
Microsoft Excel 2013
Microsoft Excel Viewer
Vendor URL Microsoft

Security Advisory

1) Memory corruption

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing Microsoft Excel documents. A remote attacker can create a specially crafted Excel document, trick the victim into opening it and execute arbitrary code on the target system with privileges of the current user.


Remediation

Install updates from vendor's website.

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0796

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