Privilege Escalation in Microsoft Internet Explorer and Microsoft Edge - CVE-2016-3387

Vulnerability identifier: #VU928

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear

CVE-ID: CVE-2016-3387

CWE-ID: CWE-46

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vendor: Microsoft

Affected software:
Microsoft Internet Explorer
Microsoft Edge

The vulnerability allows a remote attacker to gain elevated privileges.

The weakness exists due to improper defense of private namespace by the browser. A remote attacker can create a specially crafted content, trick the victim into downloading it, gain privileged permissions to the namespace directory on the system.

Successful exploitation of the vulnerability will result in privilege escalation on the vulnerable system.

Install update from vendor's website.

• https://technet.microsoft.com/en-us/library/security/ms16-118
• https://technet.microsoft.com/en-us/library/security/ms16-119