Microsoft Browser Elevation of Priviledge Vulnerability



Published: 2016-09-13
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-3292
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Microsoft Internet Explorer
Client/Desktop applications / Web browsers

Microsoft Edge
Client/Desktop applications / Web browsers

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Privilege escalation

EUVDB-ID: #VU5240

Risk: Medium

CVSSv3.1: 6.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-3292

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to improper checking of zone and integrity settings. A remote attacker can create a specially crafted content, trick the victim into opening it, escape the sandbox and gain elevated privileges.

Successful exploitation of this vulnerability results in information disclosure on the vulnerable system.

Mitigation

Install updates from Microsoft website.

Vulnerable software versions

Microsoft Internet Explorer: 10 - 11

Microsoft Edge: All versions

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2016-3292


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

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



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