How severe is CVE-2015-1867?

CVE-2015-1867 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2015-1867 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-1867?

CVE-2015-1867 primarily affects Redhat Enterprise Linux High Availability. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-1867?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2015-1867 published?

CVE-2015-1867 was published on 2015-08-12 and last updated on 2026-06-17.

CVE-2015-1867

CVE-2015-1867 is a high-severity vulnerability in Redhat Enterprise Linux High Availability with a CVSS 2.0 base score of 7.5. 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-264.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Redhat Enterprise Linux High Availability
Published: 2015-08-12
Last modified: 2026-06-17

Description

Pacemaker before 1.1.13 does not properly evaluate added nodes, which allows remote read-only users to gain privileges via an acl command.

Frequently asked questions

What is CVE-2015-1867?: Pacemaker before 1.1.13 does not properly evaluate added nodes, which allows remote read-only users to gain privileges via an acl command.
How severe is CVE-2015-1867?: CVE-2015-1867 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2015-1867 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-1867?: CVE-2015-1867 primarily affects Redhat Enterprise Linux High Availability. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-1867?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-1867 published?: CVE-2015-1867 was published on 2015-08-12 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:o:redhat:enterprise_linux_high_availability:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_high_availability:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_resilient_storage:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_resilient_storage:7.0:*:*:*:*:*:*:*
cpe:2.3:a:clusterlabs:pacemaker:*:*:*:*:*:*:*:*

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