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K
zdiDmitri Kaslov of Telspace SystemsZDI-18-167
HistoryFeb 21, 2018 - 12:00 a.m.

Microsoft Edge Select Element Out-Of-Bounds Read Information Disclosure Vulnerability

2018-02-2100:00:00
Dmitri Kaslov of Telspace Systems
www.zerodayinitiative.com
9

EPSS

0.004

Percentile

72.5%

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 HTML select elements. By manipulating a document’s elements an attacker can trigger a read past the end of an allocated array. An attacker can leverage this vulnerability to disclose information under the context of the current process.