Security Bulletin: IBM Flex System Chassis Management Module (CMM) is affected by a vulnerability in glibc (CVE-2018-11236)

Security Bulletin

Summary

IBM Flex System Chassis Management Module (CMM) has addressed the following vulnerability in glibc.

Vulnerability Details

CVEID: CVE-2018-11236
DESCRIPTION: GNU glibc is vulnerable to a stack-based buffer overflow, caused by improper bounds of checking by the pathname arguments in the realpath function in stdlib/canonicalize.c. By using specially-crafted pathname arguments, a remote attacker could overflow a buffer and execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/143578 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:L/A:L)

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/

Product	Fix Version
IBM Flex System Chassis Management Module (CMM) (ibm_fw_cmm_2pet16d-2.5.13d_anyos_noarch)	2pet16d-2.5.13d

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

11 Oct 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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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Tips

Security Bulletin: IBM Flex System Chassis Management Module (CMM) is affected by a vulnerability in glibc (CVE-2018-11236)