CVE-2015-5189

CVE-2015-5189 is a medium-severity vulnerability in Pacemaker/corosync Configuration System Project Pacemaker/corosync Configuration System with a CVSS 2.0 base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-362.

Key facts

Description

Race condition in pcsd in PCS 0.9.139 and earlier uses a global variable to validate usernames, which allows remote authenticated users to gain privileges by sending a command that is checked for security after another user is authenticated.

Frequently asked questions

What is CVE-2015-5189?
Race condition in pcsd in PCS 0.9.139 and earlier uses a global variable to validate usernames, which allows remote authenticated users to gain privileges by sending a command that is checked for security after another user is authenticated.
How severe is CVE-2015-5189?
CVE-2015-5189 has a CVSS 2.0 base score of 4.9, rated medium severity.
Is CVE-2015-5189 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-5189?
CVE-2015-5189 affects Pacemaker/corosync Configuration System Project Pacemaker/corosync Configuration System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-5189?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-5189 published?
CVE-2015-5189 was published on 2015-09-03 and last updated on 2026-06-17.

References

Affected products (1)

More vulnerabilities in Pacemaker/corosync Configuration System Project Pacemaker/corosync Configuration System

All CVEs affecting Pacemaker/corosync Configuration System Project Pacemaker/corosync Configuration System →

Other CWE-362 (Race Condition) vulnerabilities

Browse all CWE-362 (Race Condition) vulnerabilities →