Ceph: RGW Denial of Service by sending null or specially crafted POST object requests
Published Jul 31, 2018
6.5
MEDIUMCVSS 3.0
EPSS 2.31%
Description
A flaw was found in Red Hat Ceph before 0.94.9-8. The way Ceph Object Gateway handles POST object requests permits an authenticated attacker to launch a denial of service attack by sending null or specially crafted POST object requests.
Affected products
-
- Version 0.94.9-8StatusaffectedConstraints-
- Version
Configuration 2
- 7.0
- 7.0
- 7.0
No data.
Red Hat Ceph Storage 1.3 for Red Hat Enterprise Linux 7
ceph-1:0.94.9-8.el7cp
Fixed · RHSA-2016:2847
Red Hat Ceph Storage 1.3 for Ubuntu
n/a
Fixed · RHSA-2016:2848
Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7
calamari-server-0:1.4.9-1.el7cp
Fixed · RHSA-2016:2815
Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7
ceph-1:10.2.3-13.el7cp
Fixed · RHSA-2016:2815
Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7
ceph-deploy-0:1.5.36-20.el7cp
Fixed · RHSA-2016:2815
Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7
ceph-iscsi-config-0:1.5-1.el7cp
Fixed · RHSA-2016:2815
Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7
ceph-iscsi-tools-0:1.1-1.el7cp
Fixed · RHSA-2016:2815
Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7
libntirpc-0:1.4.1-1.el7
Fixed · RHSA-2016:2815
Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7
nfs-ganesha-0:2.4.0-3.el7cp
Fixed · RHSA-2016:2815
Red Hat Ceph Storage 2 for Ubuntu
n/a
Fixed · RHSA-2016:2816
OpenStack Foreman
Ceph
Not affected
Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)
Ceph
Not affected
Red Hat Enterprise Linux OpenStack Platform 6 (Juno)
Ceph
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Ceph Storage 1.3 for Red Hat Enterprise Linux 7 | ceph-1:0.94.9-8.el7cp | Fixed | RHSA-2016:2847 |
| Red Hat Ceph Storage 1.3 for Ubuntu | n/a | Fixed | RHSA-2016:2848 |
| Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7 | calamari-server-0:1.4.9-1.el7cp | Fixed | RHSA-2016:2815 |
| Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7 | ceph-1:10.2.3-13.el7cp | Fixed | RHSA-2016:2815 |
| Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7 | ceph-deploy-0:1.5.36-20.el7cp | Fixed | RHSA-2016:2815 |
| Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7 | ceph-iscsi-config-0:1.5-1.el7cp | Fixed | RHSA-2016:2815 |
| Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7 | ceph-iscsi-tools-0:1.1-1.el7cp | Fixed | RHSA-2016:2815 |
| Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7 | libntirpc-0:1.4.1-1.el7 | Fixed | RHSA-2016:2815 |
| Red Hat Ceph Storage 2 for Red Hat Enterprise Linux 7 | nfs-ganesha-0:2.4.0-3.el7cp | Fixed | RHSA-2016:2815 |
| Red Hat Ceph Storage 2 for Ubuntu | n/a | Fixed | RHSA-2016:2816 |
| OpenStack Foreman | Ceph | Not affected | n/a |
| Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) | Ceph | Not affected | n/a |
| Red Hat Enterprise Linux OpenStack Platform 6 (Juno) | Ceph | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:L/Au:S/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.31% (0.02310) | 82.76th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.31% (0.02310) | 81.07th | v5 (v2026.06.15) |
| Mar 29, 2025 | 3.74% (0.03745) | 79.79th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.41% (0.02406) | 83.98th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.22% (0.00219) | 60.87th | v3 (v2023.03.01) |
| Jul 25, 2023 | 0.22% (0.00219) | 58.93th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.18% (0.00177) | 53.02th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.03% (0.01034) | 41.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.03% (0.01034) | 39.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.03% (0.01034) | 37.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.03% (0.01034) | 20.32th | v2 (v2022.01.01) |
References (11)
- http://rhn.redhat.com/errata/RHSA-2016-2815.html vendor-advisoryx_refsource_REDHATVendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2816.html vendor-advisoryx_refsource_REDHATVendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2847.html vendor-advisoryx_refsource_REDHATVendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2848.html vendor-advisoryx_refsource_REDHATVendor Advisory
- http://tracker.ceph.com/issues/17635 x_refsource_CONFIRMPatchVendor Advisory
- http://www.securityfocus.com/bid/94488 vdb-entryx_refsource_BIDThird Party AdvisoryVDB EntryVendor Advisory
- https://access.redhat.com/security/cve/CVE-2016-8626 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1389193 Issue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8626 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-8626
- https://www.cve.org/CVERecord?id=CVE-2016-8626
| Link | Providers | Tags |
|---|---|---|
| http://rhn.redhat.com/errata/RHSA-2016-2815.html | vendor-advisoryx_refsource_REDHATVendor Advisory | |
| http://rhn.redhat.com/errata/RHSA-2016-2816.html | vendor-advisoryx_refsource_REDHATVendor Advisory | |
| http://rhn.redhat.com/errata/RHSA-2016-2847.html | vendor-advisoryx_refsource_REDHATVendor Advisory | |
| http://rhn.redhat.com/errata/RHSA-2016-2848.html | vendor-advisoryx_refsource_REDHATVendor Advisory | |
| http://tracker.ceph.com/issues/17635 | x_refsource_CONFIRMPatchVendor Advisory | |
| http://www.securityfocus.com/bid/94488 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB EntryVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2016-8626 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1389193 | Issue Tracking | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8626 | x_refsource_CONFIRMIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-8626 | ||
| https://www.cve.org/CVERecord?id=CVE-2016-8626 |
Change history (0)
No recorded changes yet.