CVE-2017-8503

Description

Microsoft Edge in Microsoft Windows 10 1511, 1607, 1703, and Windows Server 2016 allows an attacker to escape from the AppContainer sandbox, aka "Microsoft Edge Elevation of Privilege Vulnerability". This CVE ID is unique from CVE-2017-8642.

8.8

CVSS

Severity: High

CVSS 3.0 •

CVSS 2.0 •

EPSS 1.16% Top 25%

Vendor Advisory microsoft.com

Affected: Microsoft Corporation Microsoft Edge

References

Link	Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8503	patch vendor advisory
http://www.securityfocus.com/bid/99395	vdb entry third party advisory
http://www.securitytracker.com/id/1039101	vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-8503?: CVE-2017-8503 has been scored as a high severity vulnerability.
How to fix CVE-2017-8503?: To fix CVE-2017-8503, 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-2017-8503 being actively exploited in the wild?: It is possible that CVE-2017-8503 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-8503?: CVE-2017-8503 affects Microsoft Corporation Microsoft Edge.

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