Security Bulletin: IBM Flex System Chassis Management Module (CMM) is affected by vulnerabilities in OpenSSH (CVE-2018-15473 CVE-2018-15919)

Summary

IBM Flex System Chassis Management Module (CMM) has addressed the following vulnerabilities in OpenSSH.

Vulnerability Details

CVEID: CVE-2018-15473 DESCRIPTION: OpenSSH could allow a remote attacker to obtain sensitive information, caused by different responses to valid and invalid authentication attempts. By sending a specially crafted request, an attacker could exploit this vulnerability to enumerate valid usernames.
CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/148397&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2018-15919 DESCRIPTION: OpenSSH could allow a remote attacker to obtain sensitive information, caused by an error in auth-gss2.c when GSS2 is in use. By sending a specially crafted request, an attacker could exploit this vulnerability to enumerate valid usernames. Note: The discoverer has stated that the OpenSSH developers do not want to treat such a username enumeration as a vulnerability.
CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/148952&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Product

|

Affected Version

—|—

IBM Flex System Chassis Management Module (CMM)

|

2PET

Remediation/Fixes

Firmware fix versions are available on Fix Central: <http://www.ibm.com/support/fixcentral/&gt;

Product

|

Fix Version

—|—

IBM Flex System Chassis Management Module (CMM)
(ibm_fw_cmm_2pet18a-2.5.14a_anyos_noarch)

|

2pet18a-2.5.14a

Workarounds and Mitigations

None