CVE-2018-8373

Known Exploited

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 74.09% Top 5%
KEV Since 
Vendor Advisory microsoft.com
Affected: Microsoft Internet Explorer 9
Affected: Microsoft Internet Explorer 11
Affected: Microsoft Internet Explorer 10
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1041483 vdb entry third party advisory broken link
http://www.securityfocus.com/bid/105037 vdb entry third party advisory broken link
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8373 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-8373?
CVE-2018-8373 has been scored as a high severity vulnerability.
How to fix CVE-2018-8373?
To fix CVE-2018-8373, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-8373 being actively exploited in the wild?
It is confirmed that CVE-2018-8373 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~74% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-8373?
CVE-2018-8373 affects Microsoft Internet Explorer 9, Microsoft Internet Explorer 11, Microsoft Internet Explorer 10.
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