CVE-2019-1221

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'.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 44.85% Top 5%
Vendor Advisory microsoft.com
Affected: Microsoft Internet Explorer 11
Affected: Microsoft Internet Explorer 11 on Windows Server 2012
Affected: Microsoft Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems
Affected: Microsoft Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems
Affected: Microsoft Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems
Published at:
Updated at:

References

Link Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1221 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-1221?
CVE-2019-1221 has been scored as a high severity vulnerability.
How to fix CVE-2019-1221?
To fix CVE-2019-1221, 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-2019-1221 being actively exploited in the wild?
It is possible that CVE-2019-1221 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~45% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-1221?
CVE-2019-1221 affects Microsoft Internet Explorer 11, Microsoft Internet Explorer 11 on Windows Server 2012, Microsoft Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems, Microsoft Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems, Microsoft Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems.
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