cbcvebase.
CVE-2017-11764
published 2017-09-13

CVE-2017-11764: Microsoft Edge in Microsoft Windows 10 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due…

PriorityP268high7.5CVSS 3.0
AVNACHPRNUIRSUCHIHAH
EXPLOIT
EPSS
64.44%
99.1th percentile
Microsoft Edge in Microsoft Windows 10 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to the way that the Microsoft Edge scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8649, CVE-2017-8660, CVE-2017-8729, CVE-2017-8738, CVE-2017-8740, CVE-2017-8741, CVE-2017-8748, CVE-2017-8752, CVE-2017-8753, CVE-2017-8755, and CVE-2017-8756.

Affected

6 ranges
VendorProductVersion rangeFixed in
microsoft_corporationmicrosoft_edge
msrcmicrosoft_edge_on_windows_10_version_1607_for_32-bit_systems
msrcmicrosoft_edge_on_windows_10_version_1607_for_x64-based_systems
msrcmicrosoft_edge_on_windows_10_version_1703_for_32-bit_systems
msrcmicrosoft_edge_on_windows_10_version_1703_for_x64-based_systems
msrcmicrosoft_edge_on_windows_server_2016

Detection & IOCsextracted from sources · hover to see the quote

  • Vulnerability is triggered via a specially crafted website targeting Microsoft Edge's scripting engine (Chakra); monitor for exploitation attempts delivered through web-based attack scenarios involving Edge.
  • The root cause is in Parser::ParseCatch not properly handling eval() within destructured catch parameters; look for JavaScript patterns using catch with destructured parameters containing eval() calls.
  • ·Affected platforms are limited to Microsoft Edge on Windows 10 versions 1511, 1607, 1703, and Windows Server 2016 only.
  • ·Exploit status is publicly disclosed but not yet observed exploited in the wild at time of advisory; exploitation assessed as 'More Likely' for latest software release.

CVSS provenance

nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.07.6HIGHAV:N/AC:H/Au:N/C:C/I:C/A:C
vendor_msrc4.2MEDIUM
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