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centosCentOS ProjectCESA-2016:2675
HistoryNov 12, 2016 - 6:32 a.m.

pacemaker security update

2016-11-1206:32:37
CentOS Project
lists.centos.org
57

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

0.001 Low

EPSS

Percentile

26.7%

CentOS Errata and Security Advisory CESA-2016:2675

The Pacemaker cluster resource manager is a collection of technologies working together to provide data integrity and the ability to maintain application availability in the event of a failure.

Security Fix(es):

  • An authorization flaw was found in Pacemaker, where it did not properly guard its IPC interface. An attacker with an unprivileged account on a Pacemaker node could use this flaw to, for example, force the Local Resource Manager daemon to execute a script as root and thereby gain root access on the machine. (CVE-2016-7035)

This issue was discovered by Jan “poki” Pokorny (Red Hat) and Alain Moulle (ATOS/BULL).

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2016-November/084304.html

Affected packages:
pacemaker
pacemaker-cli
pacemaker-cluster-libs
pacemaker-cts
pacemaker-doc
pacemaker-libs
pacemaker-libs-devel
pacemaker-remote

Upstream details at:
https://access.redhat.com/errata/RHSA-2016:2675

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

0.001 Low

EPSS

Percentile

26.7%