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IBMBE8EB22BCA5FF8AD6608BF7A831CC0CED15073D8BC82637BE4FA4BF31BA6B378

HistoryApr 14, 2023 - 2:32 p.m.

Security Bulletin: Vulnerability in OpenSSH affects IBM Integrated Management Module (IMM) for System x & BladeCenter

2023-04-1414:32:25

www.ibm.com

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.8 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.045 Low

EPSS

Percentile

92.4%

JSON

Summary

IBM Integrated Management Module (IMM) for System x & BladeCenter has addressed the following vulnerabilities in OpenSSH.

Vulnerability Details

Summary

IBM Integrated Management Module (IMM) for System x & BladeCenter has addressed the following vulnerabilities in OpenSSH.

Vulnerability Details:

CVEID: CVE-2016-6515

Description: OpenSSH is vulnerable to a denial of service, caused by the failure to limit password lengths for password authentication by the auth_password function. A remote attacker could exploit this vulnerability using an overly long string to consume all available CPU resources.

CVSS Base Score: 7.5
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/115911> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Product	Affected Version
IBM Integrated Management Module (IMM) for System x & BladeCenter	YUOO

Remediation/Fixes:

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

Product	Fix Version
IBM Integrated Management Module (IMM) for System x & BladeCenter
ibm_fw_imm_yuooh4b-1.53_windows_32-64
ibm_fw_imm_yuooh4b-1.53_linux_32-64	YUOOH4B - 1.53

Workaround(s) & Mitigation(s):

None

References:

Acknowledgement

None

Change History
08 June 2017: Original Copy Published

The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an “industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response.” IBM PROVIDES THE CVSS SCORES “AS IS” WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.