CVE-2018-0891

high-risk
Published 2018-03-14

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 and R2, and Internet Explorer and Microsoft Edge in Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allow information disclosure, due to how the scripting engine handles objects in memory, aka "Scripting Engine Information Disclosure Vulnerability". This CVE ID is unique from CVE-2018-0939.

Do I need to act?

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56.6% chance of exploitation in next 30 days
EPSS score — higher than 43% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
44312
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.3/10 Medium
NETWORK / LOW complexity

Affected Products (4)

Affected Vendors

Microsoft

References (8)

Third Party Advisory http://www.securityfocus.com/bid/103309
Third Party Advisory http://www.securitytracker.com/id/1040507
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0891
Exploit https://www.exploit-db.com/exploits/44312/
Third Party Advisory http://www.securityfocus.com/bid/103309
Third Party Advisory http://www.securitytracker.com/id/1040507
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0891
Exploit https://www.exploit-db.com/exploits/44312/
53
/ 100
high-risk
Severity 18/34 · Moderate
Exploitability 25/34 · High
Exposure 10/34 · Low