Scripting Engine Security Feature Bypass Vulnerability in Microsoft Edge
CVE-2017-8637

5.3MEDIUM

Key Information:

Vendor

Microsoft
Status
Microsoft Scripting Engine
Vendor
CVE Published:
8 August 2017

What is CVE-2017-8637?

The vulnerability allows an attacker to bypass Arbitrary Code Guard (ACG) protections in Microsoft Edge due to a flaw in how the browser accesses memory within its Just-In-Time (JIT) compiled code. This could enable attackers to execute arbitrary code in the context of the user, potentially leading to unauthorized actions or data compromise.

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Affected Version(s)

Microsoft Scripting Engine Microsoft Windows 10 1703.

References

http://www.securityfocus.com/bid/100045
vdb-entryx_refsource_BID
https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_CONFIRM
http://www.securitytracker.com/id/1039095
vdb-entryx_refsource_SECTRACK

EPSS Score

18% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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