pcs: Incorrect authorization when using pcs web UI
Published Sep 3, 2015
4.9
MEDIUMCVSS 2.0
EPSS 0.98%
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.
Affected products
No data.
- Pacemaker\/corosync Configuration System Project / Pacemaker\/corosync Configuration System Application≤ 0.9.139
No data.
Red Hat Enterprise Linux 6
pcs-0:0.9.139-9.el6_7.1
Fixed · RHSA-2015:1700
Red Hat Enterprise Linux 7
pcs-0:0.9.137-13.el7_1.4
Fixed · RHSA-2015:1700
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | pcs-0:0.9.139-9.el6_7.1 | Fixed | RHSA-2015:1700 |
| Red Hat Enterprise Linux 7 | pcs-0:0.9.137-13.el7_1.4 | Fixed | RHSA-2015:1700 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:S/C:P/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.98% (0.00980) | 60.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.98% (0.00980) | 57.48th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.19% (0.00188) | 38.43th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.12% (0.00117) | 47.31th | v3 (v2023.03.01) |
| Jun 26, 2024 | 0.12% (0.00117) | 45.97th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.12% (0.00117) | 43.96th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.05% (0.01055) | 51.58th | v2 (v2022.01.01) |
| Feb 3, 2023 | 0.95% (0.00950) | 31.66th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
References (5)
- http://rhn.redhat.com/errata/RHSA-2015-1700.html vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2015-5189 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1252805 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2015-5189
- https://www.cve.org/CVERecord?id=CVE-2015-5189
| Link | Providers | Tags |
|---|---|---|
| http://rhn.redhat.com/errata/RHSA-2015-1700.html | vendor-advisoryx_refsource_REDHAT | |
| https://access.redhat.com/security/cve/CVE-2015-5189 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1252805 | x_refsource_CONFIRMIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2015-5189 | ||
| https://www.cve.org/CVERecord?id=CVE-2015-5189 |
Change history (0)
No recorded changes yet.