Microsoft IIS Server Elevation of Privilege Vulnerability
🔗 CVE IDs covered (1)
📋 Description
An elevation of privilege vulnerability exists when Microsoft IIS Server fails to check the length of a buffer prior to copying memory to it. An attacker who successfully exploited this vulnerability can allow an unprivileged function ran by the user to execute code in the context of NT AUTHORITY\system escaping the Sandbox. The security update addresses the vulnerability by correcting how Microsoft IIS Server sanitizes web requests.
🎯 Affected products34
- Windows 10 Version 1607 for 32-bit Systems
- Windows 10 Version 1607 for x64-based Systems
- Windows 10 Version 1803 for 32-bit Systems
- Windows 10 Version 1803 for ARM64-based Systems
- Windows 10 Version 1803 for x64-based Systems
- Windows 10 Version 1809 for 32-bit Systems
- Windows 10 Version 1809 for ARM64-based Systems
- Windows 10 Version 1809 for x64-based Systems
- Windows 10 Version 1903 for 32-bit Systems
- Windows 10 Version 1903 for ARM64-based Systems
- Windows 10 Version 1903 for x64-based Systems
- Windows 7 for 32-bit Systems Service Pack 1
- Windows 7 for x64-based Systems Service Pack 1
- Windows 8.1 for 32-bit systems
- Windows 8.1 for x64-based systems
- Windows RT 8.1
- Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
- Windows Server 2008 R2 for x64-based Systems Service Pack 1
- Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
- Windows Server 2008 for 32-bit Systems Service Pack 2
- Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
- Windows Server 2008 for Itanium-Based Systems Service Pack 2
- Windows Server 2008 for x64-based Systems Service Pack 2
- Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
- Windows Server 2012
- Windows Server 2012 (Server Core installation)
- Windows Server 2012 R2
- Windows Server 2012 R2 (Server Core installation)
- Windows Server 2016
- Windows Server 2016 (Server Core installation)
- +4 more not shown
✅ Remediation
KB4520008 (Security Update) KB4519338 (Security Update) KB4517389 (Security Update) KB4519998 (Security Update) KB4519976 (Monthly Rollup) KB4520003 (Security Only) KB4520005 (Monthly Rollup) KB4519990 (Security Only) KB4520002 (Monthly Rollup) KB4520009 (Security Only) KB4520007 (Monthly Rollup) KB4519985 (Security Only)
🔗 References (19)
- advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-1365
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4520008
- referencehttps://support.microsoft.com/help/4520008
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4519338
- referencehttps://support.microsoft.com/help/4519338
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4517389
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4519998
- referencehttps://support.microsoft.com/help/4519998
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4519976
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4520003
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4520005
- referencehttps://support.microsoft.com/help/4520007
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4519990
- referencehttps://support.microsoft.com/help/4519990
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4520002
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4520009
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4520007
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4519985
- referencehttps://support.microsoft.com/help/4519985