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Fencer Vulns
high 7.5

CVE-2020-12059 json

An issue was discovered in Ceph through 13.2.9.

published 2020-04-22 6 y ago modified 2026-09-08 2 mo ago also BIT-ceph-2020-12059 , EUVD-2020-4375

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

An issue was discovered in Ceph through 13.2.9. A POST request with an invalid tagging XML can crash the RGW process by triggering a NULL pointer exception.

Patch / fix

  • ceph Debian 14, Debian 13, Debian 12 14.2.4-1

debian advisories DEBIAN-CVE-2020-12059

  • ceph Ubuntu 18.04 LTS 12.2.13-0ubuntu0.18.04.4

ubuntu advisories UBUNTU-CVE-2020-12059

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • ceph ceph storage 3 2:12.2.12-139.el7cp
  • grafana ceph storage 3 5.2.4-3.el7cp
  • librbd1 ceph storage 3 2:12.2.12-139.el7cp
  • librgw2 ceph storage 3 2:12.2.12-139.el7cp
  • ceph-mds ceph storage 3 2:12.2.12-139.el7cp
  • ceph-mgr ceph storage 3 2:12.2.12-139.el7cp
  • ceph-mon ceph storage 3 2:12.2.12-139.el7cp
  • ceph-osd ceph storage 3 2:12.2.12-139.el7cp

red hat advisories RHSA-2021:1518

  • ceph SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES for SAP 12 SP3 +10 more 12.2.12+git.1587570958.35d78d0243-2.45.1

suse advisories SUSE-SU-2020:1158-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-12059 updated cvss 6.5

ceph: specially crafted XML payload on POST requests leads to DoS by crashing RGW

  • Red Hat Ceph Storage 3 MON - ELS ceph 12.2.12-139.el7cp, librbd1 12.2.12-139.el7cp, librgw2 12.2.12-139.el7cp, ceph-mgr 12.2.12-139.el7cp, ceph-mon 12.2.12-139.el7cp, ceph-base 12.2.12-139.el7cp, +10 more Red Hat Ceph Storage 3 OSD - ELS ceph 12.2.12-139.el7cp, librbd1 12.2.12-139.el7cp, librgw2 12.2.12-139.el7cp, ceph-osd 12.2.12-139.el7cp, ceph-base 12.2.12-139.el7cp, ceph-test 12.2.12-139.el7cp, +9 more Red Hat Ceph Storage 3 Tools - ELS grafana 5.2.4-3.el7cp, ceph 12.2.12-139.el7cp, librbd1 12.2.12-139.el7cp, librgw2 12.2.12-139.el7cp, tcmu-runner 1.4.0-3.el7cp, ceph-mds 12.2.12-139.el7cp, +16 more
    fixed: vendor fix RHSA-2021:1518
  • Red Hat Ceph Storage 2 ceph, librbd1, librgw2, ceph-mds, ceph-mon, ceph-osd, +12 more Red Hat Ceph Storage 4 ceph, librbd1, librgw2, rbd-nbd, ceph-mds, ceph-mgr, +27 more Red Hat Enterprise Linux 8 librbd1, librados2, libcephfs2, libradosstriper1 Red Hat OpenStack Platform 13 (Queens) librbd1, librgw2, ceph-fuse, librados2, libcephfs2, python-rbd, +6 more Red Hat OpenStack Platform 15 (Stein) librbd1, librgw2, librados2, libcephfs2, ceph-common, python3-rbd, +5 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.44% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
OSV 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
bitnami ceph
<=13.2.9
 no fix listed

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.