Internet Explorer Security Feature Bypass Vulnerability
CVE-2019-0995 is fixed in 18 products on 1 platform, first by KB4494440, released May 14, 2019. It is not reported as exploited. Patch Radar priority: High.
<p>A security feature bypass vulnerability exists when urlmon.dll improperly handles certain Mark of the Web queries. The vulnerability allows Internet Explorer to bypass Mark of the Web warnings or restrictions for files downloaded or created in a specific way.</p> <p>In a web-based attack scenario, an attacker would need to host a malicious file that is designed to exploit the vulnerability and then convince a user to download the malicious file and then open the file in Internet Explorer.</p> <p>The security update addresses the vulnerability by modifying how urlmon.dll handles Mark of the Web queries.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Internet Explorer 11 on Windows 10 Version 1607 for 32-bit Systems | 14393.2969 | KB4494440 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1607 for x64-based Systems | 14393.2969 | KB4494440 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1703 for 32-bit Systems | 15063.1805 | KB4499181 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1703 for x64-based Systems | 15063.1805 | KB4499181 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1709 for 32-bit Systems | 16299.1146 | KB4499179 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1709 for ARM64-based Systems | 16299.1146 | KB4499179 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1709 for x64-based Systems | 16299.1146 | KB4499179 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1803 for 32-bit Systems | 17134.765 | KB4499167 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1803 for ARM64-based Systems | 17134.765 | KB4499167 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1803 for x64-based Systems | 17134.765 | KB4499167 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1809 for 32-bit Systems | 17763.503 | KB4494441 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1809 for ARM64-based Systems | 17763.503 | KB4494441 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1809 for x64-based Systems | 17763.503 | KB4494441 | May 14, 2019 |
| Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems | KB4497936 | May 14, 2019 | |
| Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems | KB4497936 | May 14, 2019 | |
| Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems | KB4497936 | May 14, 2019 | |
| Internet Explorer 11 on Windows Server 2016 | 14393.2969 | KB4494440 | May 14, 2019 |
| Internet Explorer 11 on Windows Server 2019 | 17763.503 | KB4494441 | May 14, 2019 |
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