WinINet API Elevation of Privilege Vulnerability
CVE-2020-1012 is fixed in 32 products on 1 platform, first by KB4577015, released September 8, 2020. It is not reported as exploited. Patch Radar priority: High.
<p>An elevation of privilege vulnerability exists in the way that the Wininit.dll handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>There are multiple ways an attacker could exploit the vulnerability:</p> <ul> <li><p>In a web-based attack scenario, an attacker could host a specially crafted website that is designed to exploit this vulnerability and then convince a user to view the website. An attacker would have no way to force users to view the attacker-controlled content. Instead, an attacker would have to convince users to take action, typically by getting them to click a link in an email message or in an Instant Messenger message that takes users to the attacker's website, or by opening an attachment sent through email.</p> </li> <li><p>In a file sharing attack scenario, an attacker could provide a specially crafted document file that is designed to exploit this vulnerability, and then convince a user to open the document file.</p> </li> </ul> <p>The security update addresses the vulnerability by ensuring the Wininit.dll properly handles objects in memory.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Internet Explorer 11 on Windows 10 Version 1607 for 32-bit Systems | 14393.3930 | KB4577015 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1607 for x64-based Systems | 14393.3930 | KB4577015 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1709 for 32-bit Systems | 16299.2107 | KB4577041 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1709 for ARM64-based Systems | 16299.2107 | KB4577041 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1709 for x64-based Systems | 16299.2107 | KB4577041 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1803 for 32-bit Systems | 17134.1726 | KB4577032 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1803 for ARM64-based Systems | 17134.1726 | KB4577032 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1803 for x64-based Systems | 17134.1726 | KB4577032 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1809 for 32-bit Systems | 17763.1457 | KB4570333 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1809 for ARM64-based Systems | 17763.1457 | KB4570333 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1809 for x64-based Systems | 17763.1457 | KB4570333 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems | KB4574727 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems | KB4574727 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems | KB4574727 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 10 Version 1909 for 32-bit Systems | KB4574727 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 10 Version 1909 for ARM64-based Systems | KB4574727 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 10 Version 1909 for x64-based Systems | KB4574727 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 10 Version 2004 for 32-bit Systems | 19041.508 | KB4571756 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 2004 for ARM64-based Systems | 19041.508 | KB4571756 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 Version 2004 for x64-based Systems | 19041.508 | KB4571756 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 for 32-bit Systems | 10240.18696 | KB4577049 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 10 for x64-based Systems | 10240.18696 | KB4577049 | Sep 8, 2020 |
| Internet Explorer 11 on Windows 7 for 32-bit Systems Service Pack 1 | KB4577051 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 7 for 32-bit Systems Service Pack 1 | KB4577010 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 7 for x64-based Systems Service Pack 1 | KB4577051 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 7 for x64-based Systems Service Pack 1 | KB4577010 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 8.1 for 32-bit systems | KB4577066 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 8.1 for 32-bit systems | KB4577010 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 8.1 for x64-based systems | KB4577066 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows 8.1 for x64-based systems | KB4577010 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows RT 8.1 | KB4577066 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4577051 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4577010 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows Server 2012 | KB4577038 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows Server 2012 | KB4577010 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows Server 2012 R2 | KB4577066 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows Server 2012 R2 | KB4577010 | Sep 8, 2020 | |
| Internet Explorer 11 on Windows Server 2016 | 14393.3930 | KB4577015 | Sep 8, 2020 |
| Internet Explorer 11 on Windows Server 2019 | 17763.1457 | KB4570333 | Sep 8, 2020 |