Security Bulletin: The IBM Chassis Management Module (CMM) is affected by a vulnerability in NTP server (CVE-2013-5211)

Summary

A security vulnerability has been discovered in the Chassis Management Module NTP Server.

Vulnerability Details

Abstract

A security vulnerability has been discovered in the Chassis Management Module NTP Server.

Content

Vulnerability Details:

CVE-ID: CVE-2013-5211

Description: The monlist feature in ntp_request.c in ntpd in NTP before 4.2.7p26 allows remote attackers to cause a denial of service (traffic amplification) via forged (1) REQ_MON_GETLIST or (2) REQ_MON_GETLIST_1 requests, as exploited in the wild in December 2013.
CVSS Base Score: 5.0
CVSS Temporal Score: See <http://xforce.iss.net/xforce/xfdb/90143&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/AU:N/C:N/I:N/A:P)

Affected products and versions

Affected Products

• Flex System Chassis Management Module, Option part number 68Y7029
• Flex System Enterprise Chassis, Types 7893, 8721, 8724

Affected Versions

• 2PET10A-1.0.0,
• 2PET10B-1.1.0,
• 2PET10C-1.1.1
• 2PET10D-1.1.1
• 2PET10E-1.1.1
• 2PET10F-1.1.1,
• 2PET10G-1.20.0,
• 2PET10H-1.20.1,
• 2PET10I-1.20.2,
• 2PET10K-1.40.0,
• 2PET10M,P-1.40.1,
• 2PET10Q-1.40.2
• 2PET12D – 1.50.0
• 2PET12E-1.50.0,
• 2PET12F – 1.50.1
• 2PET12G – 1.50.1
• 2PET12H – 1.50.1
• 2PET12I-1.50.1

Remediation:

IBM recommends updating to Chassis Management Module 2.0.0K (2PET12K) or newer, available on IBM Fix Central.

Workaround(s) & Mitigation(s):

None

References:

• Complete CVSS Guide
• On-line Calculator V2

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

Acknowledgement
None

Change History
20 June 2014: 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 Flash.

Note: 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.