How severe is CVE-2011-5271?

CVE-2011-5271 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2011-5271 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-5271?

CVE-2011-5271 affects Clusterlabs Pacemaker. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-5271?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-5271 published?

CVE-2011-5271 was published on 2019-11-12 and last updated on 2026-06-16.

CVE-2011-5271

CVE-2011-5271 is a medium-severity vulnerability in Clusterlabs Pacemaker with a CVSS 3.x base score of 5.5. 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-59.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 3.3
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Clusterlabs Pacemaker
Published: 2019-11-12
Last modified: 2026-06-16

Description

Pacemaker before 1.1.6 configure script creates temporary files insecurely

Frequently asked questions

What is CVE-2011-5271?: Pacemaker before 1.1.6 configure script creates temporary files insecurely
How severe is CVE-2011-5271?: CVE-2011-5271 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2011-5271 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-5271?: CVE-2011-5271 affects Clusterlabs Pacemaker. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-5271?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-5271 published?: CVE-2011-5271 was published on 2019-11-12 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:clusterlabs:pacemaker:*:*:*:*:*:*:*:*

More vulnerabilities in Clusterlabs Pacemaker

CVE-2016-7035 — High (CVSS 8.8): An authorization flaw was found in Pacemaker before 1.1.16, where it did not properly guard its IPC interface. An…
CVE-2018-16877 — High (CVSS 7.8): A flaw was found in the way pacemaker's client-server authentication was implemented in versions up to and including…
CVE-2016-7797 — High (CVSS 7.5): Pacemaker before 1.1.15, when using pacemaker remote, might allow remote attackers to cause a denial of service (node…
CVE-2015-1867 — High (CVSS 7.5): Pacemaker before 1.1.13 does not properly evaluate added nodes, which allows remote read-only users to gain privileges…
CVE-2020-25654 — High (CVSS 7.2): An ACL bypass flaw was found in pacemaker. An attacker having a local account on the cluster and in the haclient group…
CVE-2010-2496 — Medium (CVSS 5.5): stonith-ng in pacemaker and cluster-glue passed passwords as commandline parameters, making it possible for local…

All CVEs affecting Clusterlabs Pacemaker →

Other CWE-59 (Improper Link Resolution Before File Access (Link Following)) vulnerabilities

CVE-2024-37143 — Critical (CVSS 10.0): Dell PowerFlex appliance versions prior to IC 46.381.00 and IC 46.376.00, Dell PowerFlex rack versions prior to RCM…
CVE-2024-28189 — Critical (CVSS 10.0): Judge0 is an open-source online code execution system. The application uses the UNIX chown command on an untrusted file…
CVE-2024-28185 — Critical (CVSS 10.0): Judge0 is an open-source online code execution system. The application does not account for symlinks placed inside the…
CVE-2022-22995 — Critical (CVSS 10.0): The combination of primitives offered by SMB and AFP in their default configuration allows the arbitrary writing of…
CVE-2014-4480 — Critical (CVSS 10.0): Directory traversal vulnerability in afc in AppleFileConduit in Apple iOS before 8.1.3 and Apple TV before 7.0.3 allows…
CVE-2002-2374 — Critical (CVSS 10.0): Unspecified vulnerability in pprosetup in Sun PatchPro 2.0 has unknown impact and attack vectors related to "unsafe use…

Browse all CWE-59 (Improper Link Resolution Before File Access (Link Following)) vulnerabilities →