How severe is CVE-2019-4614?

CVE-2019-4614 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-4614 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-4614?

CVE-2019-4614 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-2019-4614?

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

When was CVE-2019-4614 published?

CVE-2019-4614 was published on 2020-01-28 and last updated on 2026-06-17.

CVE-2019-4614

CVE-2019-4614 is a medium-severity vulnerability in Ibm Mq 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.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Mq
Published: 2020-01-28
Last modified: 2026-06-17

Description

IBM MQ and IBM MQ Appliance 8.0 and 9.0 LTS client connecting to a Queue Manager could cause a SIGSEGV denial of service caused by converting an invalid message. IBM X-Force ID: 168639.

Frequently asked questions

What is CVE-2019-4614?: IBM MQ and IBM MQ Appliance 8.0 and 9.0 LTS client connecting to a Queue Manager could cause a SIGSEGV denial of service caused by converting an invalid message. IBM X-Force ID: 168639.
How severe is CVE-2019-4614?: CVE-2019-4614 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-4614 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-4614?: CVE-2019-4614 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-2019-4614?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-4614 published?: CVE-2019-4614 was published on 2020-01-28 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:ibm:mq:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:*:*:*:*:lts:*:*:*
cpe:2.3:a:ibm:mq:*:*:*:*:continuous_delivery:*:*:*
cpe:2.3:a:ibm:mq_appliance:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq_appliance:*:*:*:*:continuous_delivery:*:*:*

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