Advisory Details

March 21st, 2017

Microsoft Edge CTransitionValues Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-17-167
ZDI-CAN-3934

CVE ID CVE-2017-0011
CVSS SCORE 2.6, AV:N/AC:H/Au:N/C:P/I:N/A:N
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Edge
VULNERABILITY DETAILS


This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Microsoft Edge. 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 processing of the filter attribute in CSS. By manipulating a document's elements an attacker can trigger a read past the end of an allocated data structure. An attacker could leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current 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/ms17-007.aspx
DISCLOSURE TIMELINE
  • 2016-09-08 - Vulnerability reported to vendor
  • 2017-03-21 - Coordinated public release of advisory
CREDIT Suto
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