Windows TCP/IP Information Disclosure Vulnerability
CVE-2018-8493 is fixed in 19 products on 1 platform, first by KB4462917, released October 9, 2018. It is not reported as exploited. Patch Radar priority: Routine.
<p>An information disclosure vulnerability exists when the Windows TCP/IP stack improperly handles fragmented IP packets. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit this vulnerability, an attacker would have to send specially crafted fragmented IP packets to a remote Windows computer. The vulnerability would not allow an attacker to execute code or to elevate user rights directly, but it could be used to obtain information that could be used to try to further compromise the affected system.</p> <p>The update addresses the vulnerability by correcting how the Windows TCP/IP stack handles fragmented IP packets.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1607 for 32-bit Systems | 14393.2551 | KB4462917 | Oct 9, 2018 |
| Windows 10 Version 1607 for x64-based Systems | 14393.2551 | KB4462917 | Oct 9, 2018 |
| Windows 10 Version 1703 for 32-bit Systems | 15063.1387 | KB4462937 | Oct 9, 2018 |
| Windows 10 Version 1703 for x64-based Systems | 15063.1387 | KB4462937 | Oct 9, 2018 |
| Windows 10 Version 1709 for 32-bit Systems | 16299.726 | KB4462918 | Oct 9, 2018 |
| Windows 10 Version 1709 for x64-based Systems | 16299.726 | KB4462918 | Oct 9, 2018 |
| Windows 10 Version 1803 for 32-bit Systems | 17134.345 | KB4462919 | Oct 9, 2018 |
| Windows 10 Version 1803 for x64-based Systems | 17134.345 | KB4462919 | Oct 9, 2018 |
| Windows 10 for 32-bit Systems | 10240.18005 | KB4462922 | Oct 9, 2018 |
| Windows 10 for x64-based Systems | 10240.18005 | KB4462922 | Oct 9, 2018 |
| Windows 8.1 for 32-bit systems | KB4462941 | Oct 9, 2018 | |
| Windows 8.1 for 32-bit systems | KB4462926 | Oct 9, 2018 | |
| Windows 8.1 for x64-based systems | KB4462941 | Oct 9, 2018 | |
| Windows 8.1 for x64-based systems | KB4462926 | Oct 9, 2018 | |
| Windows RT 8.1 | KB4462926 | Oct 9, 2018 | |
| Windows Server 2012 R2 | KB4462941 | Oct 9, 2018 | |
| Windows Server 2012 R2 | KB4462926 | Oct 9, 2018 | |
| Windows Server 2012 R2 (Server Core installation) | KB4462941 | Oct 9, 2018 | |
| Windows Server 2012 R2 (Server Core installation) | KB4462926 | Oct 9, 2018 | |
| Windows Server 2016 | 14393.2551 | KB4462917 | Oct 9, 2018 |
| Windows Server 2016 (Server Core installation) | 14393.2551 | KB4462917 | Oct 9, 2018 |
| Windows Server, version 1709 (Server Core Installation) | 16299.726 | KB4462918 | Oct 9, 2018 |
| Windows Server, version 1803 (Server Core Installation) | 17134.345 | KB4462919 | Oct 9, 2018 |
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