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    CVE-2016-7797

    Pacemaker before 1.1.15, when using pacemaker remote, might allow remote attackers to cause a denial of service (node disconnection) via an unauthenticated connection.

    Published:Feb 22, 2016
    Last Modified:Apr 20, 2025
    EPS:Mar 24, 2017
    EPSS Score:0.02954
    CVSS Score:7.5

    Affected Products

    Vendor
    Clusterlabs
    Product
    Pacemaker
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Opensuse Project
    Product
    Leap
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux High Availability
    Vendor
    Redhat
    Product
    Enterprise Linux Resilient Storage
    Vendor
    Suse
    Product
    Linux Enterprise High Availability
    Vendor
    Suse
    Product
    Linux Enterprise Software Development Kit

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-10649 (CVSS 8.6) — A flaw was found in Pacemaker. An unauthenticated remote attacker can exploit an integer overflow vulnerabilit…
    CVE-2020-25654 (CVSS 7.2) — An ACL bypass flaw was found in pacemaker. An attacker having a local account on the cluster and in the haclie…
    CVE-2011-5271 (CVSS 5.5) — Pacemaker before 1.1.6 configure script creates temporary files insecurely…
    CVE-2019-3885 (CVSS 3.3) — A use-after-free flaw was found in pacemaker up to and including version 2.0.1 which could result in certain s…
    CVE-2018-16878 (CVSS 5.5) — A flaw was found in pacemaker up to and including version 2.0.1. An insufficient verification inflicted prefer…
    CVE-2018-16877 (CVSS 7.8) — A flaw was found in the way pacemaker's client-server authentication was implemented in versions up to and inc…
    CVE-2016-7035 (CVSS 8.8) — An authorization flaw was found in Pacemaker before 1.1.16, where it did not properly guard its IPC interface.…
    CVE-2015-1867 (CVSS 7.5) — Pacemaker before 1.1.13 does not properly evaluate added nodes, which allows remote read-only users to gain pr…
    CVE-2013-0281 (CVSS 4.3) — Pacemaker 1.1.10, when remote Cluster Information Base (CIB) configuration or resource management is enabled, …
    CVE-2010-2496 (CVSS 5.5) — stonith-ng in pacemaker and cluster-glue passed passwords as commandline parameters, making it possible for lo…

    References

    http://bugs.clusterlabs.org/show_bug.cgi?id=5269
    http://lists.opensuse.org/opensuse-security-announce/2016-11/msg00038.html
    http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00001.html
    http://lists.opensuse.org/opensuse-updates/2016-12/msg00077.html
    http://rhn.redhat.com/errata/RHSA-2016-2578.html
    http://www.openwall.com/lists/oss-security/2016/10/01/1
    http://www.securityfocus.com/bid/93261
    https://github.com/ClusterLabs/pacemaker/commit/5ec24a2642bd0854b884d1a9b51d12371373b410
    http://bugs.clusterlabs.org/show_bug.cgi?id=5269
    http://lists.opensuse.org/opensuse-security-announce/2016-11/msg00038.html
    http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00001.html
    http://lists.opensuse.org/opensuse-updates/2016-12/msg00077.html
    http://rhn.redhat.com/errata/RHSA-2016-2578.html
    http://www.openwall.com/lists/oss-security/2016/10/01/1
    http://www.securityfocus.com/bid/93261
    https://github.com/ClusterLabs/pacemaker/commit/5ec24a2642bd0854b884d1a9b51d12371373b410

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High