CVE-2018-16877

A flaw was found in the way pacemaker's client-server authentication was implemented in versions up to and including 2.0.0. A local attacker could use this flaw, and combine it with other IPC weaknesses, to achieve local privilege escalation.

• CWE-287

• http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00012.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00034.htmlMailing List, Third Party Advisory
• http://www.securityfocus.com/bid/108042Broken Link
• https://access.redhat.com/errata/RHSA-2019:1278Third Party Advisory
• https://access.redhat.com/errata/RHSA-2019:1279Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16877Issue Tracking, Patch, Third Party Advisory
• https://github.com/ClusterLabs/pacemaker/pull/1749Patch, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/01/msg00007.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3GCWFO7GL6MBU6C4BGFO3P6L77DIBBF3/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FY4M4RMIG2POKC6OOFQODGKPRYXHET2F/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HR6QUYGML735EI3HEEHYRDW7EG73BUH2/
• https://security.gentoo.org/glsa/202309-09
• https://usn.ubuntu.com/3952-1/Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00012.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00034.htmlMailing List, Third Party Advisory
• http://www.securityfocus.com/bid/108042Broken Link
• https://access.redhat.com/errata/RHSA-2019:1278Third Party Advisory
• https://access.redhat.com/errata/RHSA-2019:1279Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16877Issue Tracking, Patch, Third Party Advisory
• https://github.com/ClusterLabs/pacemaker/pull/1749Patch, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/01/msg00007.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3GCWFO7GL6MBU6C4BGFO3P6L77DIBBF3/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FY4M4RMIG2POKC6OOFQODGKPRYXHET2F/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HR6QUYGML735EI3HEEHYRDW7EG73BUH2/
• https://security.gentoo.org/glsa/202309-09
• https://usn.ubuntu.com/3952-1/Third Party Advisory

Published

Apr 18, 2019

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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