# KB5031411: October 2023 security update

KB5031411, released October 10, 2023, fixes 54 CVEs across 4 products. 2 of them are being exploited (CVE-2023-36563); 2 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb5031411
- Platform: Microsoft
- Released: Oct 10, 2023
- Priority: Patch now (Closes CVE-2023-36563, exploited (CISA KEV))
- CVEs: 54, exploited: 2, on CISA KEV: 2
- Vendor advisory: https://support.microsoft.com/help/5031411

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Windows Server 2008 for 32-bit Systems Service Pack 2](https://patchblox.com/security/data/product/microsoft/windows-server-2008-for-32-bit-systems-service-pack-2.md) |  |  |
| [Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2008-for-32-bit-systems-service-pack-2-server-core-installation.md) |  |  |
| [Windows Server 2008 for x64-based Systems Service Pack 2](https://patchblox.com/security/data/product/microsoft/windows-server-2008-for-x64-based-systems-service-pack-2.md) |  |  |
| [Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2008-for-x64-based-systems-service-pack-2-server-core-installation.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-36563](https://patchblox.com/security/data/cve/CVE-2023-36563.md) | Patch now | Microsoft WordPad | 6.5 | 0.2032 | CISA KEV, Disclosed |
| [CVE-2023-36584](https://patchblox.com/security/data/cve/CVE-2023-36584.md) | Patch now | Windows Mark of the Web (MOTW) | 5.4 | 0.0325 | CISA KEV |
| [CVE-2023-36594](https://patchblox.com/security/data/cve/CVE-2023-36594.md) | Urgent | Microsoft Graphics Component | 7.8 | 0.0800 | More likely |
| [CVE-2023-36713](https://patchblox.com/security/data/cve/CVE-2023-36713.md) | Urgent | Windows Common Log File System Driver | 5.5 | 0.0733 | More likely |
| [CVE-2023-36731](https://patchblox.com/security/data/cve/CVE-2023-36731.md) | Urgent | Windows Win32K | 7.8 | 0.0662 | More likely |
| [CVE-2022-37967](https://patchblox.com/security/data/cve/CVE-2022-37967.md) | Urgent | Windows Kerberos | 7.2 | 0.0482 | More likely |
| [CVE-2023-36743](https://patchblox.com/security/data/cve/CVE-2023-36743.md) | Urgent | Windows Win32K | 7.8 | 0.0363 | More likely |
| [CVE-2023-35349](https://patchblox.com/security/data/cve/CVE-2023-35349.md) | Urgent | Windows Message Queuing | 9.8 | 0.0289 |  |
| [CVE-2023-36697](https://patchblox.com/security/data/cve/CVE-2023-36697.md) | Urgent | Windows Message Queuing | 6.8 | 0.0220 |  |
| [CVE-2023-36776](https://patchblox.com/security/data/cve/CVE-2023-36776.md) | Urgent | Windows Win32K | 7.0 | 0.0205 | More likely |
| [CVE-2023-41773](https://patchblox.com/security/data/cve/CVE-2023-41773.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0131 |  |
| [CVE-2023-41774](https://patchblox.com/security/data/cve/CVE-2023-41774.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0131 |  |
| [CVE-2023-38166](https://patchblox.com/security/data/cve/CVE-2023-38166.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0130 |  |
| [CVE-2023-41765](https://patchblox.com/security/data/cve/CVE-2023-41765.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0130 |  |
| [CVE-2023-41767](https://patchblox.com/security/data/cve/CVE-2023-41767.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0130 |  |
| [CVE-2023-41768](https://patchblox.com/security/data/cve/CVE-2023-41768.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0130 |  |
| [CVE-2023-41769](https://patchblox.com/security/data/cve/CVE-2023-41769.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0130 |  |
| [CVE-2023-41770](https://patchblox.com/security/data/cve/CVE-2023-41770.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0130 |  |
| [CVE-2023-41771](https://patchblox.com/security/data/cve/CVE-2023-41771.md) | Urgent | Windows Layer 2 Tunneling Protocol | 8.1 | 0.0130 |  |
| [CVE-2023-36732](https://patchblox.com/security/data/cve/CVE-2023-36732.md) | Urgent | Windows Win32K | 7.8 | 0.0063 | More likely |
| [CVE-2023-36606](https://patchblox.com/security/data/cve/CVE-2023-36606.md) | High | Windows Message Queuing | 7.5 | 0.6936 |  |
| [CVE-2023-36585](https://patchblox.com/security/data/cve/CVE-2023-36585.md) | High | Windows UPnP Device Host | 7.5 | 0.0260 |  |
| [CVE-2023-36703](https://patchblox.com/security/data/cve/CVE-2023-36703.md) | High | Windows DHCP Server | 7.5 | 0.0252 |  |
| [CVE-2023-36431](https://patchblox.com/security/data/cve/CVE-2023-36431.md) | High | Windows Message Queuing | 7.5 | 0.0248 |  |
| [CVE-2023-36579](https://patchblox.com/security/data/cve/CVE-2023-36579.md) | High | Windows Message Queuing | 7.5 | 0.0248 |  |
| [CVE-2023-36581](https://patchblox.com/security/data/cve/CVE-2023-36581.md) | High | Windows Message Queuing | 7.5 | 0.0248 |  |
| [CVE-2023-36602](https://patchblox.com/security/data/cve/CVE-2023-36602.md) | High | Windows TCP/IP | 7.5 | 0.0248 |  |
| [CVE-2023-36434](https://patchblox.com/security/data/cve/CVE-2023-36434.md) | High | Windows IIS | 9.8 | 0.0227 |  |
| [CVE-2023-36567](https://patchblox.com/security/data/cve/CVE-2023-36567.md) | High | Windows Deployment Services | 7.5 | 0.0208 |  |
| [CVE-2023-36438](https://patchblox.com/security/data/cve/CVE-2023-36438.md) | High | Windows TCP/IP | 7.5 | 0.0203 |  |
| [CVE-2023-36577](https://patchblox.com/security/data/cve/CVE-2023-36577.md) | High | Microsoft WDAC OLE DB provider for SQL | 8.8 | 0.0177 |  |
| [CVE-2023-36436](https://patchblox.com/security/data/cve/CVE-2023-36436.md) | High | Windows HTML Platform | 7.8 | 0.0085 |  |
| [CVE-2023-36593](https://patchblox.com/security/data/cve/CVE-2023-36593.md) | High | Windows Message Queuing | 7.8 | 0.0082 |  |
| [CVE-2023-36578](https://patchblox.com/security/data/cve/CVE-2023-36578.md) | High | Windows Message Queuing | 7.3 | 0.0082 |  |
| [CVE-2023-36582](https://patchblox.com/security/data/cve/CVE-2023-36582.md) | High | Windows Message Queuing | 7.3 | 0.0082 |  |
| [CVE-2023-36583](https://patchblox.com/security/data/cve/CVE-2023-36583.md) | High | Windows Message Queuing | 7.3 | 0.0082 |  |
| [CVE-2023-36590](https://patchblox.com/security/data/cve/CVE-2023-36590.md) | High | Windows Message Queuing | 7.3 | 0.0082 |  |
| [CVE-2023-41766](https://patchblox.com/security/data/cve/CVE-2023-41766.md) | High | Client Server Run-time Subsystem (CSRSS) | 7.8 | 0.0082 |  |
| [CVE-2023-36598](https://patchblox.com/security/data/cve/CVE-2023-36598.md) | High | Microsoft WDAC ODBC Driver | 7.8 | 0.0081 |  |
| [CVE-2023-36712](https://patchblox.com/security/data/cve/CVE-2023-36712.md) | High | Windows Kernel | 7.8 | 0.0081 |  |
| [CVE-2023-36570](https://patchblox.com/security/data/cve/CVE-2023-36570.md) | High | Windows Message Queuing | 7.3 | 0.0081 |  |
| [CVE-2023-36571](https://patchblox.com/security/data/cve/CVE-2023-36571.md) | High | Windows Message Queuing | 7.3 | 0.0081 |  |
| [CVE-2023-36572](https://patchblox.com/security/data/cve/CVE-2023-36572.md) | High | Windows Message Queuing | 7.3 | 0.0081 |  |
| [CVE-2023-36573](https://patchblox.com/security/data/cve/CVE-2023-36573.md) | High | Windows Message Queuing | 7.3 | 0.0081 |  |
| [CVE-2023-36574](https://patchblox.com/security/data/cve/CVE-2023-36574.md) | High | Windows Message Queuing | 7.3 | 0.0081 |  |
| [CVE-2023-36575](https://patchblox.com/security/data/cve/CVE-2023-36575.md) | High | Windows Message Queuing | 7.3 | 0.0081 |  |
| [CVE-2023-36589](https://patchblox.com/security/data/cve/CVE-2023-36589.md) | High | Windows Message Queuing | 7.3 | 0.0081 |  |
| [CVE-2023-36591](https://patchblox.com/security/data/cve/CVE-2023-36591.md) | High | Windows Message Queuing | 7.3 | 0.0081 |  |
| [CVE-2023-36592](https://patchblox.com/security/data/cve/CVE-2023-36592.md) | High | Windows Message Queuing | 7.3 | 0.0081 |  |
| [CVE-2023-36726](https://patchblox.com/security/data/cve/CVE-2023-36726.md) | High | Windows IKE Extension | 7.8 | 0.0058 |  |
| [CVE-2023-36790](https://patchblox.com/security/data/cve/CVE-2023-36790.md) | High | Windows RDP | 7.8 | 0.0051 |  |
| [CVE-2023-36706](https://patchblox.com/security/data/cve/CVE-2023-36706.md) | Routine | Windows Deployment Services | 6.5 | 0.0203 |  |
| [CVE-2023-36564](https://patchblox.com/security/data/cve/CVE-2023-36564.md) | Routine | Microsoft Windows Search Component | 6.5 | 0.0143 |  |
| [CVE-2023-36722](https://patchblox.com/security/data/cve/CVE-2023-36722.md) | Routine | Active Directory Domain Services | 4.4 | 0.0137 |  |

---

Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo
