Advisory Details

September 8th, 2015

Microsoft Internet Explorer ISettingsBroker Sandbox Bypass Vulnerability

CVE ID	CVE-2015-2489
CVSS SCORE	6.9, AV:L/AC:M/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Microsoft
AFFECTED PRODUCTS	Internet Explorer
VULNERABILITY DETAILS	This vulnerability allows attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the usage of ISettingsBroker. By using a specified CLSID to the setValue method, an attacker can modify privileged registry values. An attacker can leverage this vulnerability to execute code under the context of the user at Medium integrity.
ADDITIONAL DETAILS	Microsoft has issued an update to correct this vulnerability. More details can be found at: https://technet.microsoft.com/library/security/ms15-094
DISCLOSURE TIMELINE	2015-06-02 - Vulnerability reported to vendor 2015-09-08 - Coordinated public release of advisory
CREDIT	5AECDBC12A3C178E19CF1E3CB5EDAA89

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