Advisory Details

March 19th, 2018

Microsoft Edge CQuotes Type Confusion Information Disclosure Vulnerability

CVE ID	CVE-2018-0763
CVSS SCORE	4.3, AV:N/AC:M/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 handling of CQuotes objects. By manipulating a document's elements an attacker can trigger a type confusion condition. An attacker can leverage this vulnerability to disclose information under the context of the current process.
ADDITIONAL DETAILS	Microsoft has issued an update to correct this vulnerability. More details can be found at: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0763
DISCLOSURE TIMELINE	2017-12-07 - Vulnerability reported to vendor 2018-03-19 - Coordinated public release of advisory 2018-03-19 - Advisory Updated
CREDIT	Dmitri Kaslov of Telspace Systems

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