# CVE-2023-36728: Microsoft SQL Server Denial of Service Vulnerability

CVE-2023-36728 is fixed in 12 products on 1 platform, first by KB5029185, released October 10, 2023. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2023-36728
- Priority: Routine
- CVSS: 5.5 (Important)
- EPSS: 0.0072
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Oct 10, 2023
- Weakness: Out-of-bounds Read
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36728

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Microsoft SQL Server 2014 Service Pack 3 for 32-bit Systems (CU 4) |  | [KB5029185](https://patchblox.com/security/data/fix/microsoft/kb5029185.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2014 Service Pack 3 for 32-bit Systems (GDR) |  | [KB5029184](https://patchblox.com/security/data/fix/microsoft/kb5029184.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2014 Service Pack 3 for x64-based Systems (CU 4) |  | [KB5029185](https://patchblox.com/security/data/fix/microsoft/kb5029185.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2014 Service Pack 3 for x64-based Systems (GDR) |  | [KB5029184](https://patchblox.com/security/data/fix/microsoft/kb5029184.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2016 for x64-based Systems Service Pack 3 (GDR) |  | [KB5029186](https://patchblox.com/security/data/fix/microsoft/kb5029186.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2016 for x64-based Systems Service Pack 3 Azure Connect Feature Pack |  | [KB5029187](https://patchblox.com/security/data/fix/microsoft/kb5029187.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2017 for x64-based Systems (CU 31) |  | [KB5029376](https://patchblox.com/security/data/fix/microsoft/kb5029376.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2017 for x64-based Systems (GDR) |  | [KB5029375](https://patchblox.com/security/data/fix/microsoft/kb5029375.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2019 for x64-based Systems (CU 22) |  | [KB5029378](https://patchblox.com/security/data/fix/microsoft/kb5029378.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2019 for x64-based Systems (GDR) |  | [KB5029377](https://patchblox.com/security/data/fix/microsoft/kb5029377.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2022 for x64-based Systems (CU 8) |  | [KB5029503](https://patchblox.com/security/data/fix/microsoft/kb5029503.md) | Oct 10, 2023 |
| Microsoft | Microsoft SQL Server 2022 for x64-based Systems (GDR) |  | [KB5029379](https://patchblox.com/security/data/fix/microsoft/kb5029379.md) | Oct 10, 2023 |

---

Data as of 2026-11-08T00:53:09Z 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

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.