Executive Summary

Title Pacemaker vulnerabilities
Name USN-3952-1 First vendor Publication 2019-04-23
Vendor Ubuntu Last vendor Modification 2019-04-23
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:N/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 19.04 - Ubuntu 18.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS


Several security issues were fixed in Pacemaker.

Software Description: - pacemaker: Cluster resource manager


Jan Pokorný discovered that Pacemaker incorrectly handled client-server authentication. A local attacker could possibly use this issue to escalate privileges. (CVE-2018-16877)

Jan Pokorný discovered that Pacemaker incorrectly handled certain verifications. A local attacker could possibly use this issue to cause a denial of service. (CVE-2018-16878)

Jan Pokorný discovered that Pacemaker incorrectly handled certain memory operations. A local attacker could possibly use this issue to obtain sensitive information in log outputs. This issue only applied to Ubuntu 18.04 LTS, Ubuntu 18.10, and Ubuntu 19.04. (CVE-2019-3885)

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 19.04:
pacemaker 1.1.18-2ubuntu1.19.04.1

Ubuntu 18.10:
pacemaker 1.1.18-2ubuntu1.18.10.1

Ubuntu 18.04 LTS:
pacemaker 1.1.18-0ubuntu1.1

Ubuntu 16.04 LTS:
pacemaker 1.1.14-2ubuntu1.6

In general, a standard system update will make all the necessary changes.

CVE-2018-16877, CVE-2018-16878, CVE-2019-3885

Package Information:

Original Source

Url : http://www.ubuntu.com/usn/USN-3952-1

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-416 Use After Free
50 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

Application 7
Os 4
Os 1

Alert History

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Date Informations
2020-03-19 13:20:10
  • First insertion