Security Bulletin: IBM i Clustering is affected by CVE-2019-4381

Summary

IBM i Clustering is vulnerable to this security vulnerability. IBM i has addressed this vulnerability.

This security bulletin has been updated, on June 21, 2019, as an additional IBM i PTF is available for IBM i 7.4.

Vulnerability Details

CVEID: CVE-2019-4381 DESCRIPTION: IBM i Clustering could allow a local attacker to obtain sensitive information, caused by the use of advanced node failure detection using the REST API to interface with the HMC. An attacker could exploit this vulnerability to obtain HMC credentials.
CVSS Base Score: 5.9
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/162159&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N)

Affected Products and Versions

Releases 7.2, 7.3, and 7.4 of IBM i are affected.

Remediation/Fixes

The issue can be fixed by applying a PTF to IBM i.
Releases 7.2, 7.3 and 7.4 of IBM i are supported and will be fixed.

The IBM i PTF numbers are:

Release 7.2 – SI70171
Release 7.3 – SI70170
Release 7.4 – SI70103

<https://www-945.ibm.com/support/fixcentral/&gt;

Important note:IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.

Workarounds and Mitigations

None