#VU5527 Privilege escalation in Microsoft Internet Explorer - CVE-2015-2402

Vulnerability identifier: #VU5527

Vulnerability risk: Low

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2015-2402

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft Internet Explorer
Client/Desktop applications / Web browsers

Vendor: Microsoft

Description
The vulnerability allows a remote attacker to gain elevated privileges on the target system.

The weakness exists due to improper validation of permissions. A remote attacker can create a specially crafted file, trick the victim into opening it and run script with privileges of the current user.

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

Mitigation
Install update from vendor's website.

Vulnerable software versions

Microsoft Internet Explorer: 7 - 11

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External links
https://technet.microsoft.com/en-us/library/security/ms15-065.aspx

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.