How severe is CVE-2024-31919?

CVE-2024-31919 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-31919 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-31919?

CVE-2024-31919 primarily affects Ibm Mq. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-31919?

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

Does CVE-2024-31919 have an EU (EUVD) identifier?

Yes. CVE-2024-31919 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29777.

When was CVE-2024-31919 published?

CVE-2024-31919 was published on 2024-06-28 and last updated on 2026-06-17.

CVE-2024-31919

CVE-2024-31919 is a medium-severity vulnerability in Ibm Mq with a CVSS 3.x base score of 5.9. 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-770.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 0% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-29777
Weakness: CWE-770
Affected product: Ibm Mq
Published: 2024-06-28
Last modified: 2026-06-17

Description

IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD, in certain configurations, is vulnerable to a denial of service attack caused by an error processing messages when an API Exit using MQBUFMH is used. IBM X-Force ID: 290259.

Frequently asked questions

What is CVE-2024-31919?: IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD, in certain configurations, is vulnerable to a denial of service attack caused by an error processing messages when an API Exit using MQBUFMH is used. IBM X-Force ID: 290259.
How severe is CVE-2024-31919?: CVE-2024-31919 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-31919 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-31919?: CVE-2024-31919 primarily affects Ibm Mq. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-31919?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-31919 have an EU (EUVD) identifier?: Yes. CVE-2024-31919 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29777.
When was CVE-2024-31919 published?: CVE-2024-31919 was published on 2024-06-28 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:ibm:mq:9.0.0.0:*:*:*:lts:*:*:*
cpe:2.3:a:ibm:mq:9.1.0.0:*:*:*:lts:*:*:*
cpe:2.3:a:ibm:mq:9.2.0:*:*:*:lts:*:*:*
cpe:2.3:a:ibm:mq:9.3.0:*:*:*:continuous_delivery:*:*:*
cpe:2.3:a:ibm:mq:9.3.0:*:*:*:lts:*:*:*

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