Microsoft Windows TCP/IP Remote Code Execution Vulnerability
A Windows TCP/IP Remote Code Execution Vulnerability with a CVSS 3.1 score of 9.8 was released by Microsoft.
It affects versions stated in the Recommended Solution(s) section. Even though no exploits regarding this vulnerability has been discovered yet, due to its severity/criticality, it is highly recommended that the following patches are downloaded to ensure the safety of systems/assets.
Affected Systems
The servers/systems specified in the recommended solutions section are affected by this vulnerability.
IoC’s
-
Recommended Solution(s)
Organizations using the following products are recommended to download the patches in the table below.
| Product | Article | Patch |
|---|---|---|
| Windows Server 2012 R2 (Server Core installation) | 5005076 | Monthly Rollup |
| Windows Server 2012 R2 (Server Core installation) | 5005106 | Security Only |
| Windows Server 2012 R2 | 5005076 | Monthly Rollup |
| Windows Server 2012 R2 | 5005106 | Security Only |
| Windows Server 2012 (Server Core installation) | 5005099 | Monthly Rollup |
| Windows Server 2012 (Server Core installation) | 5005094 | Security Only |
| Windows Server 2012 | 5005099 | Monthly Rollup |
| Windows Server 2012 | 5005094 | Security Only |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | 5005088 | Monthly Rollup |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | 5005089 | Security Only |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | 5005088 | Monthly Rollup |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | 5005089 | Security Only |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | 5005090 | Monthly Rollup |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | 5005095 | Security Only |
| Windows Server 2008 for x64-based Systems Service Pack 2 | 5005090 | Monthly Rollup |
| Windows Server 2008 for x64-based Systems Service Pack 2 | 5005095 | Security Only |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | 5005090 | Monthly Rollup |
| Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) | 5005095 | Security Only |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | 5005090 | Monthly Rollup |
| Windows Server 2008 for 32-bit Systems Service Pack 2 | 5005095 | Security Only |
| Windows RT 8.1 | 5005076 |
Monthly Rollup |
| Windows 8.1 for x64-based systems | 5005076 | Monthly Rollup |
| Windows 8.1 for x64-based systems | 5005106 | Security Only |
| Windows 8.1 for 32-bit systems | 5005076 | Monthly Rollup |
| Windows 8.1 for 32-bit systems | 5005106 | Security Only |
| Windows 7 for x64-based Systems Service Pack 1 | 5005088 | Monthly Rollup |
| Windows 7 for x64-based Systems Service Pack 1 | 5005089 | Security Only |
| Windows 7 for 32-bit Systems Service Pack 1 | 5005088 | Monthly Rollup |
| Windows 7 for 32-bit Systems Service Pack 1 | 5005089 | Security Only |
| Windows Server 2016 (Server Core installation) | 5005043 | Security Update |
| Windows Server 2016 | 5005043 | Security Update |
| Windows 10 Version 1607 for x64-based Systems | 5005043 | Security Update |
| Windows 10 Version 1607 for 32-bit Systems | 5005043 | Security Update |
| Windows 10 for x64-based Systems | 5005040 | Security Update |
| Windows 10 for 32-bit Systems | 5005040 | Security Update |
| Windows Server, version 20H2 (Server Core Installation) | 5005033 | Security Update |
| Windows 10 Version 20H2 for ARM64-based Systems | 5005033 | Security Update |
| Windows 10 Version 20H2 for 32-bit Systems | 5005033 | Security Update |
| Windows 10 Version 20H2 for x64-based Systems | 5005033 | Security Update |
| Windows Server, version 2004 (Server Core installation) | 5005033 | Security Update |
| Windows 10 Version 2004 for x64-based Systems | 5005033 | Security Update |
| Windows 10 Version 2004 for ARM64-based Systems | 5005033 | Security Update |
| Windows 10 Version 2004 for 32-bit Systems | 5005033 | Security Update |
| Windows 10 Version 21H1 for 32-bit Systems | 5005033 | Security Update |
| Windows 10 Version 21H1 for ARM64-based Systems | 5005033 | Security Update |
| Windows 10 Version 21H1 for x64-based Systems | 5005033 | Security Update |
| Windows 10 Version 1909 for ARM64-based Systems | 5005031 | Security Update |
| Windows 10 Version 1909 for x64-based Systems | 5005031 | Security Update |
| Windows 10 Version 1909 for 32-bit Systems | 5005031 | Security Update |
| Windows Server 2019 (Server Core installation) | 5005030 | Security Update |
| Windows Server 2019 | 5005030 | Security Update |
| Windows 10 Version 1809 for ARM64-based Systems | 5005030 | Security Update |
| Windows 10 Version 1809 for x64-based Systems | 5005030 | Security Update |
| Windows 10 Version 1809 for 32-bit Systems | 5005030 | Security Update |
CVE / CWE
CVE-2021-26424
Related Website(s)
- https://nvd.nist.gov/vuln/detail/CVE-2021-26424
- https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-26424
* Vulnerabilities with a CVSS 3.1 score between 7.0 and 8.9 are evaluated to be “high” whereas vulnerabilities with a CVSS 3.1 score between 9.0 and 10.0 are evaluated to be “critical”.
Current Security Vulnerability Reports
İSTANBUL
+90 216 504 53 32
Aydınevler Mahallesi,İsmet İnönü Cadddesi,Küçükyalı Ofis Park A Blok,No:20/1 Maltepe İstanbul
ANKARA
+90 312 235 44 51
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