Improper input validation in Ceph
CVE-2024-47866
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (41.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.000
Affected products
- Ceph — versions <= 19.2.3
- Red Hat Ceph
Weakness classification (CWE)
References
- github.com/ceph/ceph/security/advisories/GHSA-mgrm-g92q-f8h8 (Exploit, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108 (Mailing List)
Frequently asked questions
- What is CVE-2024-47866?
- CVE-2024-47866 is a high-severity vulnerability in Ceph, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2025-11-12.
- How severe is CVE-2024-47866?
- High severity. CVSS v3 base score is 7.5 out of 10.