CVE-2019-0658

Scripting Engine Information Disclosure Vulnerability

CVE-2019-0658 is fixed in 12 products on 1 platform, first by KB4487020, released February 12, 2019. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.

Urgent
CVSS
4.3
Important
Exploitation
More likely
Vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0771
94th percentile

<p>An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft Edge. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system.</p> <p>In a web-based attack scenario, an attacker could host a website in an attempt to exploit the vulnerability. In addition, compromised websites and websites that accept or host user-provided content could contain specially crafted content that could exploit the vulnerability. However, in all cases an attacker would have no way to force a user to view the attacker-controlled content. Instead, an attacker would have to convince a user to take action. For example, an attacker could trick a user into clicking a link that takes the user to the attacker's site.</p> <p>The security update addresses the vulnerability by changing how the scripting engine handles objects in memory.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for 32-bit Systems 15063.1631 KB4487020 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for x64-based Systems 15063.1631 KB4487020 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems 16299.967 KB4486996 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based Systems 16299.967 KB4486996 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems 16299.967 KB4486996 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems 17134.590 KB4487017 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for ARM64-based Systems 17134.590 KB4487017 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems 17134.590 KB4487017 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems 17763.316 KB4487044 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based Systems 17763.316 KB4487044 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems 17763.316 KB4487044 Feb 12, 2019
Microsoft Edge (EdgeHTML-based) on Windows Server 2019 17763.316 KB4487044 Feb 12, 2019

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