Resource exhaustion in Clusterlabs Pacemaker
CVE-2018-16878
A flaw was found in pacemaker up to and including version 2.0.1. An insufficient verification inflicted preference of uncontrolled processes can lead to DoS
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (35.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Clusterlabs Pacemaker — versions affects up to and including version 2.0.1
- Canonical Ubuntu Linux — versions 16.04, 18.04, 18.10
- Debian Linux — versions 9.0
- Fedoraproject Fedora — versions 28, 29, 30
- openSUSE Leap — versions 15.0, 42.3
- Red Hat Enterprise Linux — versions 8.0
- Red Hat Enterprise Linux Aus — versions 8.2, 8.4, 8.6
- Red Hat Enterprise Linux Eus — versions 8.1, 8.2, 8.4
- Red Hat Enterprise Linux Tus — versions 8.2, 8.4, 8.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- github.com/ClusterLabs/pacemaker/pull/1749 (Patch, Third Party Advisory)
- www.securityfocus.com/bid/108039 (vdb-entry, Broken Link)
- usn.ubuntu.com/3952-1/ (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-05/msg00012.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-05/msg00034.html (vendor-advisory, Mailing List, Third Party Advisory)
- access.redhat.com/errata/RHSA-2019:1278 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-16878?
- CVE-2018-16878 is a medium-severity vulnerability in Clusterlabs Pacemaker, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2019-04-18.
- How severe is CVE-2018-16878?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-16878 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.