CVE-2018-16877
High
Description
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.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Clusterlabs Pacemaker
PublishedApr 18, 2019
First seenApr 18, 2019
Weakness typeCWE-287Improper authentication
How to fix
Vendor advisories
- usn.ubuntu.com/3952-1/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HR6QUYGML735EI3HEEHYRDW7EG73BUH2/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3GCWFO7GL6MBU6C4BGFO3P6L77DIBBF3/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FY4M4RMIG2POKC6OOFQODGKPRYXHET2F/
- access.redhat.com/errata/RHSA-2019:1278
- access.redhat.com/errata/RHSA-2019:1279
- security.gentoo.org/glsa/202309-09
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| clusterlabs pacemaker | v ≤ 2.0.0 | — |
| canonical ubuntu_linux | 16.04, 18.04, 18.10, 19.04 | — |
| fedoraproject fedora | 28, 29, 30 | — |
| debian debian_linux | 9.0 | — |
| opensuse leap | 15.0, 42.3 | — |
| redhat enterprise_linux | 8.0 | — |
| redhat enterprise_linux_eus | 8.1, 8.2, 8.4, 8.6 | — |
| redhat enterprise_linux_server_aus | 8.2, 8.4, 8.6 | — |
| redhat enterprise_linux_server_tus | 8.2, 8.4, 8.6 | — |
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