# CVE-2024-21510: pcs: The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.  Security Fix(...

CVE-2024-21510 is fixed in 3 products on 1 platform, first by DEBIAN-CVE-2024-21510, released November 1, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2024-21510
- Priority: Routine
- CVSS: 5.4 (Moderate)
- EPSS: 0.0049
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Nov 1, 2024

## Description

The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.  Security Fix(es):  * sinatra: Open Redirect Vulnerability in Sinatra via X-Forwarded-Host Header (CVE-2024-21510)  For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | pcs RHEL 8 | 0:0.10.18-2.el8_10.3 | [RHSA-2024:10987](https://patchblox.com/security/data/fix/linux/rhsa-2024-10987.md) | Dec 12, 2024 |
| Linux | pcs almalinux 8 | 0.10.18-2.el8_10.3.alma.1 | [ALSA-2024:10987](https://patchblox.com/security/data/fix/linux/alsa-2024-10987.md) | Dec 12, 2024 |
| Linux | pcs ol 8 | 0:0.10.18-2.0.1.el8_10.3 | [ELSA-2024-10987](https://patchblox.com/security/data/fix/linux/elsa-2024-10987.md) | Dec 13, 2024 |
| Linux | pcs rocky 8 | 0:0.10.18-2.el8_10.3 | [RLSA-2024:10987](https://patchblox.com/security/data/fix/linux/rlsa-2024-10987.md) | Dec 19, 2024 |
| Linux | pcs-snmp RHEL 8 | 0:0.10.18-2.el8_10.3 | [RHSA-2024:10987](https://patchblox.com/security/data/fix/linux/rhsa-2024-10987.md) | Dec 12, 2024 |
| Linux | pcs-snmp almalinux 8 | 0.10.18-2.el8_10.3.alma.1 | [ALSA-2024:10987](https://patchblox.com/security/data/fix/linux/alsa-2024-10987.md) | Dec 12, 2024 |
| Linux | pcs-snmp ol 8 | 0:0.10.18-2.0.1.el8_10.3 | [ELSA-2024-10987](https://patchblox.com/security/data/fix/linux/elsa-2024-10987.md) | Dec 13, 2024 |
| Linux | ruby-sinatra Debian 13.5 (trixie) | 4.1.1-2 | [DEBIAN-CVE-2024-21510](https://patchblox.com/security/data/fix/linux/debian-cve-2024-21510.md) | Nov 1, 2024 |
| Linux | ruby-sinatra Debian 14 | 4.1.1-2 | [DEBIAN-CVE-2024-21510](https://patchblox.com/security/data/fix/linux/debian-cve-2024-21510.md) | Nov 1, 2024 |

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Data as of 2026-11-09T07:25:28Z 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

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