Security Bulletin: Vulnerabilities in expat affect IBM Chassis Management Module (CMM)

Summary

IBM Chassis Management Module (CMM) has addressed the following vulnerabilities in expat (CVE-2017-9233 CVE-2016-9063)

Vulnerability Details

Summary

IBM Chassis Management Module (CMM) has addressed the following vulnerabilities in expat (CVE-2017-9233 CVE-2016-9063)

Vulnerability Details

CVEID: CVE-2017-9233

Description: libexpat is vulnerable to a denial of service, caused by a XML External Entity vulnerability in the parser. By using a specially-crafted XML file, a remote attacker could exploit this vulnerability to cause an infinite loop.

CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/129459&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:N/I:N/A:L)

CVEID: CVE-2016-9063

Description: Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow when parsing XML. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability using the Expat library to execute arbitrary code on the vulnerable system or cause a denial of service.

CVSS Base Score: 8.8
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/118944&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)

Affected Products and Versions

Remediation/Fixes

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

Workarounds and Mitigations

None.

References

• Complete CVSS V3 Guide
• On-line Calculator V3

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

Acknowledgement

None.

Change History
22 March, 2018: Original Version 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.