CVE-2022-40237: IBM MQ for HPE NonStop denial of service

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-02-27 · updated 2026-06-17
Weakness: CWE-20

Description

IBM MQ for HPE NonStop 8.1.0 is vulnerable to a denial of service attack due to an error within the CCDT and channel synchronization logic. IBM X-Force ID: 235727.

Affected products

IBM MQ for HPE NonStop: 8.1.0

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/235727
https://www.ibm.com/support/pages/node/6958136
https://exchange.xforce.ibmcloud.com/vulnerabilities/235727
https://www.ibm.com/support/pages/node/6958136

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