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Fencer Intel
high 7.5

CVE-2016-7031 json

The RGW code in Ceph before 10.0.1, when authenticated-read ACL is applied to a bucket, allows remote attackers to list the bucket contents…

published 2016-10-03 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-7916

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

The RGW code in Ceph before 10.0.1, when authenticated-read ACL is applied to a bucket, allows remote attackers to list the bucket contents via a URL.

Patch / fix

  • ceph Debian 14, Debian 13, Debian 12 10.2.5-1

debian advisories DEBIAN-CVE-2016-7031

  • ceph Ubuntu 14.04 LTS 0.80.11-0ubuntu1.14.04.3

ubuntu advisories UBUNTU-CVE-2016-7031

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 1.3 1:0.94.9-3.el7cp
  • librbd1 ceph storage 1.3 1:0.94.9-3.el7cp
  • ceph-mon ceph storage 1.3 1:0.94.9-3.el7cp
  • ceph-osd ceph storage 1.3 1:0.94.9-3.el7cp
  • ceph-test ceph storage 1.3 1:0.94.9-3.el7cp
  • librados2 ceph storage 1.3 1:0.94.9-3.el7cp
  • python-rbd ceph storage 1.3 1:0.94.9-3.el7cp
  • ceph-common ceph storage 1.3 1:0.94.9-3.el7cp

red hat advisories RHSA-2016:1972

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-2016-7031 updated cvss 3.0

ceph: RGW permits bucket listing when authenticated_users=read

  • Red Hat Ceph Storage 1.3 for Ubuntu
    fixed: vendor fix RHSA-2016:1973
  • Red Hat Ceph Storage Calamari 1.3 calamari-server 1.3.3-2.el7cp Red Hat Ceph Storage Installer 1.3 ceph-deploy 1.5.36-1.el7cp Red Hat Ceph Storage MON 1.3 ceph 0.94.9-3.el7cp, librbd1 0.94.9-3.el7cp, ceph-mon 0.94.9-3.el7cp, ceph-test 0.94.9-3.el7cp, librados2 0.94.9-3.el7cp, python-rbd 0.94.9-3.el7cp, +3 more Red Hat Ceph Storage OSD 1.3 ceph 0.94.9-3.el7cp, librbd1 0.94.9-3.el7cp, ceph-osd 0.94.9-3.el7cp, ceph-test 0.94.9-3.el7cp, librados2 0.94.9-3.el7cp, python-rbd 0.94.9-3.el7cp, +3 more Red Hat Ceph Storage Tools 1.3 ceph 0.94.9-3.el7cp, librbd1 0.94.9-3.el7cp, librados2 0.94.9-3.el7cp, python-rbd 0.94.9-3.el7cp, ceph-common 0.94.9-3.el7cp, ceph-radosgw 0.94.9-3.el7cp, +3 more
    fixed: vendor fix RHSA-2016:1972
  • Red Hat OpenStack Foreman Ceph Red Hat Ceph Storage 2 ceph, librbd1, librgw2, ceph-mds, ceph-mon, ceph-osd, +12 more Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) Ceph Red Hat Enterprise Linux OpenStack Platform 6 (Juno) Ceph Red Hat Enterprise Linux OpenStack Platform 6 (Juno) Installer Ceph
    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

1.75% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • tracker.ceph.com http://tracker.ceph.com/issues/13207 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
  • CWE-254 7PK - Security Features

References

Sources

Fencer Intel 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.