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Security Bulletin: IBM MQ Appliance vulnerability in TLS (CVE-2020-4831)

Security Bulletin


Summary

IBM MQ Appliance has resolved a TLS vulnerability first reported against the IBM DataPower Gateway.

Vulnerability Details

CVEID:   CVE-2020-4831
DESCRIPTION:   IBM DataPower Gateway 10.0.0.0 through 10.0.1.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 189965.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/189965 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Affected Product(s) Version(s)
IBM MQ Appliance 9.2 CD
IBM MQ Appliance 9.2 LTS

Remediation/Fixes

This vulnerability is addressed under APAR IT36321.
IBM MQ Appliance version 9.2 LTS
Apply fix pack 9.2.0.2, or later firmware.
IBM MQ Appliance version 9.2 CD

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

Acknowledgement

Change History

09 Jun 2021: Initial Publication

*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.

Document Location

Worldwide

[{"Business Unit":{"code":"BU004","label":"Hybrid Cloud"},"Product":{"code":"SS5K6E","label":"IBM MQ Appliance"},"Component":"","Platform":[{"code":"PF004","label":"Appliance"}],"Version":"9.2.0.0;9.2.0.1;9.2.1;9.2.2","Edition":""}]

Document Information

Modified date:
30 June 2021

UID

ibm16463289

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