CVE-2018-8373

high-risk
Published 2018-08-15

A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer, aka "Scripting Engine Memory Corruption Vulnerability." This affects Internet Explorer 9, Internet Explorer 11, Internet Explorer 10. This CVE ID is unique from CVE-2018-8353, CVE-2018-8355, CVE-2018-8359, CVE-2018-8371, CVE-2018-8372, CVE-2018-8385, CVE-2018-8389, CVE-2018-8390.

Do I need to act?

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82.5% chance of exploitation in next 30 days
EPSS score — higher than 18% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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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 (7)

Broken Link http://www.securityfocus.com/bid/105037
Broken Link http://www.securitytracker.com/id/1041483
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8373
Broken Link http://www.securityfocus.com/bid/105037
Broken Link http://www.securitytracker.com/id/1041483
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8373
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-...
58
/ 100
high-risk
Severity 22/34 · High
Exploitability 27/34 · High
Exposure 9/34 · Low