Vulnerability Details : CVE-2018-16846
It was found in Ceph versions before 13.2.4 that authenticated ceph RGW users can cause a denial of service against OMAPs holding bucket indices.
Vulnerability category: Denial of service
Products affected by CVE-2018-16846
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph:*:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph_storage:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph_storage:3.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-16846
4.86%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 89 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-16846
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:P |
8.0
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
Red Hat, Inc. | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-16846
-
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.Assigned by:
- nvd@nist.gov (Secondary)
- secalert@redhat.com (Primary)
References for CVE-2018-16846
-
https://usn.ubuntu.com/4035-1/
USN-4035-1: Ceph vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/03/msg00002.html
[SECURITY] [DLA 1696-1] ceph security updateMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html
[SECURITY] [DLA 2735-1] ceph security updateMailing List;Third Party Advisory
-
https://ceph.com/releases/13-2-4-mimic-released/
Ceph 13.2.4 Mimic released - CephVendor Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
[security-announce] openSUSE-SU-2019:1284-1: moderate: Security update fMailing List;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2538
RHSA-2019:2538 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16846
1644461 – (CVE-2018-16846) CVE-2018-16846 ceph: ListBucket max-keys has no defined limit in the RGW codebaseIssue Tracking;Patch;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2541
RHSA-2019:2541 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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