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Security Bulletin: IBM MQ Appliance affected by an OpenSSL vulnerability (CVE-2018-0739)

Security Bulletin


Summary

IBM MQ Appliance has addressed the following vulnerability. OpenSSL is vulnerable to a denial of service.

Vulnerability Details

CVEID: CVE-2018-0739
DESCRIPTION: OpenSSL is vulnerable to a denial of service. By sending specially crafted ASN.1 data with a recursive definition, a remote attacker could exploit this vulnerability to consume excessive stack memory.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/140847 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

IBM MQ Appliance 8.0

Maintenance levels between 8.0.0.0 and 8.0.0.9

IBM MQ Appliance 9.0.x Continuous Delivery (CD) Release

Maintenance levels between 9.0.1 and 9.0.5

Remediation/Fixes

IBM MQ Appliance 8.0

Apply fixpack 8.0.0.10 or later

IBM MQ Appliance 9.0.x Continuous Delivery (CD) Release

Apply 9.1 Long Term Support (LTS) release

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

30 July 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.

Internal Use Only

PSIRT PR: 113193 A: 11553

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Document Information

Modified date:
31 July 2018

UID

ibm10717517