CVE-2018-8403

Description

A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory, aka "Microsoft Browser Memory Corruption Vulnerability." This affects Internet Explorer 11, Microsoft Edge, Internet Explorer 10.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 6.25% Top 10%
Vendor Advisory microsoft.com
Affected: Microsoft Internet Explorer 11
Affected: Microsoft Microsoft Edge
Affected: Microsoft Internet Explorer 10
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1041457 third party advisory vdb entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8403 patch vendor advisory
http://www.securityfocus.com/bid/105033 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2018-8403?
CVE-2018-8403 has been scored as a high severity vulnerability.
How to fix CVE-2018-8403?
To fix CVE-2018-8403, 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-2018-8403 being actively exploited in the wild?
It is possible that CVE-2018-8403 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-8403?
CVE-2018-8403 affects Microsoft Internet Explorer 11, Microsoft Microsoft Edge, Microsoft Internet Explorer 10.
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