Advisory Details

October 13th, 2015

Microsoft Windows JScript ArrayBuffer.slice Information Disclosure Vulnerability

ZDI-15-518
ZDI-CAN-3045

CVE ID CVE-2015-6053
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Internet Explorer
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 20531. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


This vulnerability allows remote attackers to disclose the contents of arbitrary memory locations on applications using the JScript scripting language on vulnerable installations of Microsoft Windows. Microsoft Internet Explorer is an affected application. 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 implementation of the ArrayBuffer.slice method. By supplying specially crafted parameters, an attacker can read the contents of arbitrary memory locations. An attacker can use this information in conjunction with other vulnerabilities to execute code in the context of the process.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://technet.microsoft.com/en-us/library/security/MS15-106
DISCLOSURE TIMELINE
  • 2015-07-09 - Vulnerability reported to vendor
  • 2015-10-13 - Coordinated public release of advisory
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