CVE-2018-8351

Microsoft Browser Information Disclosure Vulnerability

CVE-2018-8351 is fixed in 23 products on 1 platform, first by KB4343887, released August 14, 2018. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
4.2
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0839
95th percentile

<p>An information disclosure vulnerability exists when affected Microsoft browsers improperly allow cross-frame interaction. An attacker who successfully exploited this vulnerability could allow an attacker to obtain browser frame or window state from a different domain.</p> <p>For an attack to be successful, an attacker must persuade a user to open a malicious website from a secure website.</p> <p>This update addresses the vulnerability by denying permission to read the state of the object model, to which frames or windows on different domains should not have access.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Internet Explorer 10 on Windows Server 2012 KB4343205 Aug 14, 2018
Internet Explorer 10 on Windows Server 2012 KB4343901 Aug 14, 2018
Internet Explorer 11 on Windows 10 Version 1607 for 32-bit Systems 14393.2430 KB4343887 Aug 14, 2018
Internet Explorer 11 on Windows 10 Version 1607 for x64-based Systems 14393.2430 KB4343887 Aug 14, 2018
Internet Explorer 11 on Windows 10 Version 1703 for 32-bit Systems 15063.1266 KB4343885 Aug 14, 2018
Internet Explorer 11 on Windows 10 Version 1703 for x64-based Systems 15063.1266 KB4343885 Aug 14, 2018
Internet Explorer 11 on Windows 10 Version 1709 for 32-bit Systems 16299.611 KB4343897 Aug 14, 2018
Internet Explorer 11 on Windows 10 Version 1709 for x64-based Systems 16299.611 KB4343897 Aug 14, 2018
Internet Explorer 11 on Windows 10 Version 1803 for 32-bit Systems 17134.228 KB4343909 Aug 14, 2018
Internet Explorer 11 on Windows 10 Version 1803 for x64-based Systems 17134.228 KB4343909 Aug 14, 2018
Internet Explorer 11 on Windows 10 for 32-bit Systems 10240.17946 KB4343892 Aug 14, 2018
Internet Explorer 11 on Windows 10 for x64-based Systems 10240.17946 KB4343892 Aug 14, 2018
Internet Explorer 11 on Windows 7 for 32-bit Systems Service Pack 1 KB4343900 Aug 14, 2018
Internet Explorer 11 on Windows 7 for 32-bit Systems Service Pack 1 KB4343205 Aug 14, 2018
Internet Explorer 11 on Windows 7 for x64-based Systems Service Pack 1 KB4343900 Aug 14, 2018
Internet Explorer 11 on Windows 7 for x64-based Systems Service Pack 1 KB4343205 Aug 14, 2018
Internet Explorer 11 on Windows 8.1 for 32-bit systems KB4343205 Aug 14, 2018
Internet Explorer 11 on Windows 8.1 for 32-bit systems KB4343898 Aug 14, 2018
Internet Explorer 11 on Windows 8.1 for x64-based systems KB4343205 Aug 14, 2018
Internet Explorer 11 on Windows 8.1 for x64-based systems KB4343898 Aug 14, 2018
Internet Explorer 11 on Windows RT 8.1 KB4343898 Aug 14, 2018
Internet Explorer 11 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 KB4343900 Aug 14, 2018
Internet Explorer 11 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 KB4343205 Aug 14, 2018
Internet Explorer 11 on Windows Server 2012 R2 KB4343205 Aug 14, 2018
Internet Explorer 11 on Windows Server 2012 R2 KB4343898 Aug 14, 2018
Internet Explorer 11 on Windows Server 2016 14393.2430 KB4343887 Aug 14, 2018
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems 17134.228 KB4343909 Aug 14, 2018
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems 17134.228 KB4343909 Aug 14, 2018
Microsoft Edge (EdgeHTML-based) on Windows 10 for 32-bit Systems 10240.17946 KB4343892 Aug 14, 2018
Microsoft Edge (EdgeHTML-based) on Windows 10 for x64-based Systems 10240.17946 KB4343892 Aug 14, 2018