How severe is CVE-2024-27256?

CVE-2024-27256 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 high, integrity none, and availability none.

Is CVE-2024-27256 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-27256?

CVE-2024-27256 primarily affects Ibm Mq Operator. In total, 94 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-27256?

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

Does CVE-2024-27256 have an EU (EUVD) identifier?

Yes. CVE-2024-27256 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24495.

When was CVE-2024-27256 published?

CVE-2024-27256 was published on 2025-01-27 and last updated on 2026-06-17.

CVE-2024-27256

CVE-2024-27256 is a medium-severity vulnerability in Ibm Mq Operator 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-327.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-24495
Weakness: CWE-327
Affected product: Ibm Mq Operator
Published: 2025-01-27
Last modified: 2026-06-17

Description

IBM MQ Container 3.0.0, 3.0.1, 3.1.0 through 3.1.3 CD, 2.0.0 LTS through 2.0.22 LTS and 2.4.0 through 2.4.8, 2.3.0 through 2.3.3, 2.2.0 through 2.2.2 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.

Frequently asked questions

What is CVE-2024-27256?: IBM MQ Container 3.0.0, 3.0.1, 3.1.0 through 3.1.3 CD, 2.0.0 LTS through 2.0.22 LTS and 2.4.0 through 2.4.8, 2.3.0 through 2.3.3, 2.2.0 through 2.2.2 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.
How severe is CVE-2024-27256?: CVE-2024-27256 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 high, integrity none, and availability none.
Is CVE-2024-27256 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-27256?: CVE-2024-27256 primarily affects Ibm Mq Operator. In total, 94 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-27256?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-27256 have an EU (EUVD) identifier?: Yes. CVE-2024-27256 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24495.
When was CVE-2024-27256 published?: CVE-2024-27256 was published on 2025-01-27 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7157667

Affected products (94)

cpe:2.3:a:ibm:mq_operator:*:*:*:*:lts:*:*:*
cpe:2.3:a:ibm:mq_operator:*:*:*:*:-:*:*:*
cpe:2.3:a:ibm:mq_operator:*:*:*:*:cd:*:*:*
cpe:2.3:a:ibm:mq_operator:3.0.0:*:*:*:cd:*:*:*
cpe:2.3:a:ibm:mq_operator:3.0.1:*:*:*:cd:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.1:r1-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.1:r1-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.2:r1-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.2:r1-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.2:r2-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.2:r2-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.4:r1-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.4:r1-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.5:r1-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.5:r1-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.5:r2-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.5:r2-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.5:r3-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.5:r3-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.6:r1-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.6:r1-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.6:r2-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.6:r2-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.6:r3-eus:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.0.6:r3-eus:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.3.0:r1:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.4.0:r1:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.4.0:r1:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.5.0:r1:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.5.0:r1:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.5.0:r2:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.5.0:r2:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.5.0:r3:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.2.5.0:r3:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.0:r1:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.0:r1:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.0:r2:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.0:r2:*:*:lts:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.0:r3:*:*:-:*:*:*
cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.0:r3:*:*:lts:*:*:*

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