Security Bulletin: Vulnerability in pam affects IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter systems (CVE-2013-7041)

Summary

IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter systems have addressed the following vulnerability in pam.

Vulnerability Details

Summary

IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter systems have addressed the following vulnerability in pam.

Vulnerability Details:

CVE-ID: CVE-2013-7041

Description: pam_userdb module for Pam could provide weaker than expected security, caused by an error in the strncasecmp() function within the pam_userdb module for Pam on comparison of the stored hash password with the user’s password hash. An attacker could exploit this vulnerability using brute-force techniques to obtain user credentials.

CVSS Base Score: 2.1
CVSS Temporal Score: See <http://exchange.xforce.ibmcloud.com/vulnerabilities/89588&gt; for current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N)

Affected Products and Versions

Remediation/Fixes:

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

You should verify applying this fix does not cause any compatibility issues.

Workaround(s) & Mitigation(s):

None

References:

• Complete CVSS v2 Guide
• On-line Calculator v2

Related Information:
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Lenovo Product Security Advisories

Acknowledgement

None

Change History
14 September 2016: 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.