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CVE-2015-5190

22
FAUCET Score

CVE-2015-5190 describes a critical command injection vulnerability in the pcsd web UI, affecting PCS 0.9.139 and earlier versions of the Pacemaker/Corosync configuration system. Authenticated remote attackers can execute arbitrary commands by injecting "escape characters" into a URL. With a CVSS score of 8.5, this vulnerability has high severity, allowing for complete compromise of confidentiality, integrity, and availability. There is no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.9.139CPE matchmatch criteria
cpe:2.3:a:pacemaker\/corosync_configuration_system_project:pacemaker\/corosync_configuration_system:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

8.5HIGH

AV:N/AC:M/Au:S/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.54%
Probability of exploitation in next 30 days
EPSS Percentile
83.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0254 is in the 80th percentile among its peer group of 1,162 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: pcs-0:0.9.139-9.el6_7.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: pcs-0:0.9.137-13.el7_1.4
View patch

Vendor Advisories (1)

redhatCVE-2015-5190Important

pcs: Command injection with root privileges.

Sep 1, 2015

References

rhn.redhat.com / errata/RHSA-2015-1700.html
bugzilla.redhat.com / show_bug.cgi