Ceph is a distributed object, block, and file storage platform. In versions up to and including 19.2.3, using the argument `x-amz-copy-source` to put an object and specifying an empty string as its content leads to the RGW daemon crashing, resulting in a DoS attack. As of time of publication, no known patched versions exist.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 12 Nov 2025 19:30:00 +0000

Type Values Removed Values Added
References

Wed, 12 Nov 2025 18:45:00 +0000

Type Values Removed Values Added
Description A flaw was found in Ceph RGW. Using the x-amz-copy-source header to upload an empty object will cause Ceph RGW to crash, leading to availability issues. Ceph is a distributed object, block, and file storage platform. In versions up to and including 19.2.3, using the argument `x-amz-copy-source` to put an object and specifying an empty string as its content leads to the RGW daemon crashing, resulting in a DoS attack. As of time of publication, no known patched versions exist.
Title rgw: RGW DoS attack with empty HTTP header in S3 object copy RGW DoS attack with empty HTTP header in S3 object copy

Wed, 12 Nov 2025 12:15:00 +0000

Type Values Removed Values Added
Description A flaw was found in Ceph RGW. Using the x-amz-copy-source header to upload an empty object will cause Ceph RGW to crash, leading to availability issues.
Title rgw: RGW DoS attack with empty HTTP header in S3 object copy
First Time appeared Redhat
Redhat ceph Storage
Weaknesses CWE-20
CPEs cpe:/a:redhat:ceph_storage:8.1::el9
Vendors & Products Redhat
Redhat ceph Storage
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Important


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-11-12T19:03:51.423Z

Reserved: 2024-10-04T16:00:09.628Z

Link: CVE-2024-47866

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-11-12T19:15:34.867

Modified: 2025-11-14T16:42:30.503

Link: CVE-2024-47866

cve-icon Redhat

Severity : Important

Publid Date: 2025-11-12T00:00:00Z

Links: CVE-2024-47866 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses