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Security Bulletin: IBM Flex System Chassis Management Module (CMM) is affected by vulnerabilities in xorg-x11-libX11 (CVE-2018-14598 CVE-2018-14599 CVE-2018-14600)

Created by Barb Foss on
Published URL:
https://www.ibm.com/support/pages/node/870690
870690

Security Bulletin


Summary

IBM Flex System Chassis Management Module (CMM) has addressed the following vulnerabilities in xorg-x11-libX11.

Vulnerability Details

CVEID: CVE-2018-14600
DESCRIPTION: X.Org libx11 could allow a remote attacker to execute arbitrary code on the system, caused by an out-of-bounds write flaw. By sending a specially-crafted value, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148663 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)

CVEID: CVE-2018-14599
DESCRIPTION: X.Org libx11 is vulnerable to a denial of service, caused by an off-by-one flaw in multiple functions. By sending malicious server responses, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148661 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-2018-14598
DESCRIPTION: X.Org libx11 is vulnerable to a denial of service. By sending a specially-crafted reply, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148664 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)

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_2pet18a-2.5.14a_anyos_noarch)

2pet18a-2.5.14a

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Lenovo Product Security Advisories

Change History

26 March 2019: 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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Document Information

Modified date:
26 March 2019

UID

ibm10870690

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