Denial of Service in IBM MQ by Authenticated Users
CVE-2020-4931

6.5MEDIUM

Key Information:

Vendor

IBM
Status
MQ Appliance
Vendor
CVE Published:
24 February 2021

What is CVE-2020-4931?

IBM MQ versions 9.1 LTS, 9.2 LTS, and 9.1 CD contain a vulnerability that allows authenticated users to exploit an issue in message processing, leading to a denial of service. This vulnerability can impact the availability of the messaging service by preventing legitimate users from processing messages effectively, thus affecting overall system performance and reliability.

Affected Version(s)

MQ Appliance 9.1.0.0

MQ Appliance 9.1.0.1

MQ Appliance 9.1.1

References

https://www.ibm.com/support/pages/node/6403295
x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilities/191747
vdb-entryx_refsource_XF

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.