CVE-2017-11843

moderate-risk
Published 2017-11-15

ChakraCore and Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 R2, and Microsoft Edge and Internet Explorer in Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11836, CVE-2017-11837, CVE-2017-11838, CVE-2017-11839, CVE-2017-11840, CVE-2017-11841, CVE-2017-11846, CVE-2017-11858, CVE-2017-11859, CVE-2017-11861, CVE-2017-11862, CVE-2017-11866, CVE-2017-11869, CVE-2017-11870, CVE-2017-11871, and CVE-2017-11873.

Do I need to act?

!
27.6% chance of exploitation in next 30 days
EPSS score — higher than 72% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / HIGH complexity

Affected Products (3)

Affected Vendors

Microsoft

References (8)

Third Party Advisory http://www.securityfocus.com/bid/101740
Third Party Advisory http://www.securitytracker.com/id/1039780
Third Party Advisory http://www.securitytracker.com/id/1039781
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-1184...
Third Party Advisory http://www.securityfocus.com/bid/101740
Third Party Advisory http://www.securitytracker.com/id/1039780
Third Party Advisory http://www.securitytracker.com/id/1039781
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-1184...
46
/ 100
moderate-risk
Severity 22/34 · High
Exploitability 15/34 · Moderate
Exposure 9/34 · Low