How severe is CVE-2022-40237?

CVE-2022-40237 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-40237 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40237?

CVE-2022-40237 affects Ibm Mq For Hpe Nonstop. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-40237?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-40237 published?

CVE-2022-40237 was published on 2023-02-27 and last updated on 2026-06-17.

CVE-2022-40237

CVE-2022-40237 is a medium-severity vulnerability in Ibm Mq For Hpe Nonstop with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Ibm Mq For Hpe Nonstop
Published: 2023-02-27
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2022-40237?: 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.
How severe is CVE-2022-40237?: CVE-2022-40237 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-40237 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40237?: CVE-2022-40237 affects Ibm Mq For Hpe Nonstop. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-40237?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-40237 published?: CVE-2022-40237 was published on 2023-02-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:mq_for_hpe_nonstop:8.1.0:*:*:*:*:*:*:*

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