CVE-2019-1220

Description

A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific URLs, aka 'Microsoft Browser Security Feature Bypass Vulnerability'.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 4.46% Top 15%
Vendor Advisory microsoft.com
Affected: Microsoft Internet Explorer 9
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
Affected: Microsoft Internet Explorer 10
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 for 32-bit Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 for x64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows Server 2016
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for 32-bit Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for x64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for ARM64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows Server 2019
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for 32-bit Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for x64-based Systems
Affected: Microsoft Microsoft Edge (EdgeHTML-based) 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-2019-1220 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-1220?
CVE-2019-1220 has been scored as a medium severity vulnerability.
How to fix CVE-2019-1220?
To fix CVE-2019-1220, 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-2019-1220 being actively exploited in the wild?
It is possible that CVE-2019-1220 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-1220?
CVE-2019-1220 affects Microsoft Internet Explorer 9, 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, Microsoft Internet Explorer 10, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 for 32-bit Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 for x64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows Server 2016, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for 32-bit Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for x64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for ARM64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows Server 2019, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for 32-bit Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for x64-based Systems, Microsoft Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for ARM64-based Systems.
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