# KB5011535: March 2022 security update

KB5011535, released March 8, 2022, fixes 21 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/microsoft/kb5011535
- Platform: Microsoft
- Released: Mar 8, 2022
- Priority: Urgent (Closes CVE-2022-23253, exploitation more likely)
- CVEs: 21, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/5011535

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Windows Server 2012](https://patchblox.com/security/data/product/microsoft/windows-server-2012.md) |  |  |
| [Windows Server 2012 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2012-server-core-installation.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-23253](https://patchblox.com/security/data/cve/CVE-2022-23253.md) | Urgent | Windows Point-to-Point Tunneling Protocol | 6.5 | 0.5638 | More likely |
| [CVE-2022-24502](https://patchblox.com/security/data/cve/CVE-2022-24502.md) | Urgent | Windows HTML Platform | 4.3 | 0.3306 | More likely |
| [CVE-2022-23285](https://patchblox.com/security/data/cve/CVE-2022-23285.md) | Urgent | Windows Remote Desktop | 8.8 | 0.2563 | More likely |
| [CVE-2022-21990](https://patchblox.com/security/data/cve/CVE-2022-21990.md) | Urgent | Windows Remote Desktop | 8.8 | 0.1884 | Disclosed |
| [CVE-2022-23299](https://patchblox.com/security/data/cve/CVE-2022-23299.md) | Urgent | Windows PDEV | 7.8 | 0.0762 | More likely |
| [CVE-2022-23294](https://patchblox.com/security/data/cve/CVE-2022-23294.md) | Urgent | Windows Event Tracing | 8.8 | 0.0230 | More likely |
| [CVE-2022-23284](https://patchblox.com/security/data/cve/CVE-2022-23284.md) | High | Windows Print Spooler Components | 7.2 | 0.0317 |  |
| [CVE-2022-24455](https://patchblox.com/security/data/cve/CVE-2022-24455.md) | High | Windows CD-ROM Driver | 7.8 | 0.0093 |  |
| [CVE-2022-23293](https://patchblox.com/security/data/cve/CVE-2022-23293.md) | High | Windows Fast FAT Driver | 7.8 | 0.0067 |  |
| [CVE-2022-23296](https://patchblox.com/security/data/cve/CVE-2022-23296.md) | High | Windows Installer | 7.8 | 0.0067 |  |
| [CVE-2022-24459](https://patchblox.com/security/data/cve/CVE-2022-24459.md) | High | Windows Fax and Scan Service | 7.8 | 0.0064 | Disclosed |
| [CVE-2022-23290](https://patchblox.com/security/data/cve/CVE-2022-23290.md) | High | Windows COM | 7.8 | 0.0063 |  |
| [CVE-2022-24454](https://patchblox.com/security/data/cve/CVE-2022-24454.md) | High | Windows Security Support Provider Interface | 7.8 | 0.0063 |  |
| [CVE-2022-23298](https://patchblox.com/security/data/cve/CVE-2022-23298.md) | High | Windows Kernel | 7.0 | 0.0058 |  |
| [CVE-2021-36927](https://patchblox.com/security/data/cve/CVE-2021-36927.md) | High | Windows Media | 7.8 | 0.0053 |  |
| [CVE-2022-23283](https://patchblox.com/security/data/cve/CVE-2022-23283.md) | High | Windows ALPC | 7.0 | 0.0039 |  |
| [CVE-2022-22010](https://patchblox.com/security/data/cve/CVE-2022-22010.md) | Routine | Microsoft Windows Codecs Library | 4.4 | 0.0263 |  |
| [CVE-2022-24503](https://patchblox.com/security/data/cve/CVE-2022-24503.md) | Routine | Windows Remote Desktop | 5.4 | 0.0244 |  |
| [CVE-2022-23281](https://patchblox.com/security/data/cve/CVE-2022-23281.md) | Routine | Windows Common Log File System Driver | 5.5 | 0.0113 |  |
| [CVE-2022-23297](https://patchblox.com/security/data/cve/CVE-2022-23297.md) | Routine | Windows Kernel | 5.5 | 0.0079 |  |
| [CVE-2022-21973](https://patchblox.com/security/data/cve/CVE-2022-21973.md) | Routine | Windows Media | 5.5 | 0.0067 |  |

---

Data as of 2026-11-07T18:46:35Z 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.