6.5
MEDIUM
CVE-2018-16846
Ceph RGW OMAP Denial of Service
Description

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.

INFO

Published Date :

Jan. 15, 2019, 6:29 p.m.

Last Modified :

April 19, 2022, 3:42 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2018-16846 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Redhat enterprise_linux_server
2 Redhat ceph_storage
3 Redhat ceph
1 Canonical ubuntu_linux
1 Debian debian_linux
1 Opensuse leap
1 Linuxfoundation ceph
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2018-16846.

URL Resource
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html Mailing List Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2538 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2541 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16846 Issue Tracking Patch Third Party Advisory
https://ceph.com/releases/13-2-4-mimic-released/ Vendor Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00002.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html Mailing List Third Party Advisory
https://usn.ubuntu.com/4035-1/ Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2018-16846 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-16846 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Apr. 19, 2022

    Action Type Old Value New Value
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html Mailing List, Third Party Advisory
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html Mailing List, Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Aug. 11, 2021

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 04, 2020

    Action Type Old Value New Value
    Removed CWE Red Hat, Inc. CWE-20
    Added CWE Red Hat, Inc. CWE-770
    Removed CWE Reason CWE-20 / More specific CWE option available
  • Modified Analysis by [email protected]

    Sep. 18, 2020

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://access.redhat.com/errata/RHSA-2019:2538 No Types Assigned https://access.redhat.com/errata/RHSA-2019:2538 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2019:2541 No Types Assigned https://access.redhat.com/errata/RHSA-2019:2541 Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/4035-1/ No Types Assigned https://usn.ubuntu.com/4035-1/ Third Party Advisory
    Removed CWE NIST CWE-20
    Added CWE NIST CWE-770
    Changed CPE Configuration OR *cpe:2.3:a:redhat:ceph_storage:2.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:ceph_storage:3.0:*:*:*:*:*:*:* OR *cpe:2.3:a:redhat:ceph_storage:2.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:ceph_storage:3.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *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:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CVSS V3 Red Hat, Inc. AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Added CWE Red Hat, Inc. CWE-20
  • CVE Modified by [email protected]

    Aug. 21, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:2541 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2019:2538 [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 25, 2019

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/4035-1/ [No Types Assigned]
  • Modified Analysis by [email protected]

    May. 10, 2019

    Action Type Old Value New Value
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:redhat:ceph_storage:2.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:ceph_storage:3.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Apr. 28, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Mar. 04, 2019

    Action Type Old Value New Value
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2019/03/msg00002.html No Types Assigned https://lists.debian.org/debian-lts-announce/2019/03/msg00002.html Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Mar. 02, 2019

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2019/03/msg00002.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 25, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:S/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16846 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16846 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://ceph.com/releases/13-2-4-mimic-released/ No Types Assigned https://ceph.com/releases/13-2-4-mimic-released/ Vendor Advisory
    Added CWE CWE-20
    Added CPE Configuration OR *cpe:2.3:a:redhat:ceph:*:*:*:*:*:*:*:* versions up to (excluding) 13.2.4
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2018-16846 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.34 }} -0.09%

score

0.71661

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability