Memory corruption in Microsoft Excel and Microsoft Office - CVE-2018-8502

 

Memory corruption in Microsoft Excel and Microsoft Office - CVE-2018-8502

Published: October 9, 2018


Vulnerability identifier: #VU15260
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-8502
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Microsoft Excel
Microsoft Office

Detailed vulnerability description

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

The vulnerability exists due to improper handling of objects in Protected View in Microsoft Excel. A remote attacker can create a specially specially crafted Excel document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2018-8502

Install update from vendor's website.

Sources