#VU5078 Security bypass in Microsoft Internet Explorer - CVE-2016-0188
Published: May 10, 2016 / Updated: February 15, 2017
Vulnerability identifier: #VU5078
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/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-2016-0188
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Microsoft Internet Explorer
Microsoft Internet Explorer
Software vendor:
Microsoft
Microsoft
Description
The vulnerabiity allows a remote attacker to bypass security restrictions on the target system.
The weakness exists due to improper validation of code integrity by the User Mode Code Integrity (UMCI) component of Device Guard. A remote attacker can create a specially crafted Web site, trick the victim into visiting it, bypass code-signing protection mechanism and execute a malicious code.
Successful exploitation of this vulnerability may result in arbitrary code execution on the vulnerable system.
The weakness exists due to improper validation of code integrity by the User Mode Code Integrity (UMCI) component of Device Guard. A remote attacker can create a specially crafted Web site, trick the victim into visiting it, bypass code-signing protection mechanism and execute a malicious code.
Successful exploitation of this vulnerability may result in arbitrary code execution on the vulnerable system.
Remediation
Install update from vendor's website.