How severe is CVE-2024-27255?

CVE-2024-27255 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-2024-27255 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-27255?

CVE-2024-27255 primarily affects Ibm Mq Operator. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-27255?

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

Does CVE-2024-27255 have an EU (EUVD) identifier?

Yes. CVE-2024-27255 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24494.

When was CVE-2024-27255 published?

CVE-2024-27255 was published on 2024-03-03 and last updated on 2026-06-17.

CVE-2024-27255

CVE-2024-27255 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% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-24494
Weakness: CWE-327
Affected product: Ibm Mq Operator
Published: 2024-03-03
Last modified: 2026-06-17

Description

IBM MQ Operator 2.0.0 LTS, 2.0.18 LTS, 3.0.0 CD, 3.0.1 CD, 2.4.0 through 2.4.7, 2.3.0 through 2.3.3, 2.2.0 through 2.2.2, and 2.3.0 through 2.3.3 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 283905.

Frequently asked questions

What is CVE-2024-27255?: IBM MQ Operator 2.0.0 LTS, 2.0.18 LTS, 3.0.0 CD, 3.0.1 CD, 2.4.0 through 2.4.7, 2.3.0 through 2.3.3, 2.2.0 through 2.2.2, and 2.3.0 through 2.3.3 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 283905.
How severe is CVE-2024-27255?: CVE-2024-27255 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-2024-27255 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-27255?: CVE-2024-27255 primarily affects Ibm Mq Operator. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-27255?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-27255 have an EU (EUVD) identifier?: Yes. CVE-2024-27255 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24494.
When was CVE-2024-27255 published?: CVE-2024-27255 was published on 2024-03-03 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:ibm:mq_operator:*:*:*:*:-:*:*:*
cpe:2.3:a:ibm:mq_operator:2.0.0:*:*:*:lts:*:*:*
cpe:2.3:a:ibm:mq_operator:2.0.18:*:*:*:lts:*:*:*
cpe:2.3:a:ibm:mq_operator:3.0.0:*:*:*:cd:*:*:*
cpe:2.3:a:ibm:mq_operator:3.0.1:*:*:*:cd:*:*:*

More vulnerabilities in Ibm Mq Operator

CVE-2024-39742 — High (CVSS 8.1): IBM MQ Operator 3.2.2 and IBM MQ Operator 2.0.24 could allow a user to bypass authentication under certain…
CVE-2024-40681 — High (CVSS 7.5): IBM MQ 9.1 LTS, 9.2 LTS, 9.3 LTS, 9.3 CD, 9.4 LTS, and 9.4 CD could allow an authenticated user in a specifically…
CVE-2025-27365 — Medium (CVSS 6.5): IBM MQ Operator LTS 2.0.0 through 2.0.29, MQ Operator CD 3.0.0, 3.0.1, 3.1.0 through 3.1.3, 3.3.0, 3.4.0, 3.4.1, 3.5.0,…
CVE-2025-33013 — Medium (CVSS 6.2): IBM MQ Operator LTS 2.0.0 through 2.0.29, MQ Operator CD 3.0.0, 3.0.1, 3.1.0 through 3.1.3, 3.3.0, 3.4.0, 3.4.1, 3.5.0,…
CVE-2023-47745 — Medium (CVSS 6.2): IBM MQ Operator 2.0.0 LTS, 2.0.18 LTS, 3.0.0 CD, 3.0.1 CD, 2.4.0 through 2.4.7, 2.3.0 through 2.3.3, 2.2.0 through…
CVE-2025-1333 — Medium (CVSS 6.0): IBM MQ Container when used with the IBM MQ Operator LTS 2.0.0 through 2.0.29, MQ Operator CD 3.0.0, 3.0.1, 3.1.0…

All CVEs affecting Ibm Mq Operator →

Other CWE-327 (Use of a Broken or Risky Cryptographic Algorithm) vulnerabilities

CVE-2026-50086 — Critical (CVSS 10.0): The Aqara IAM/SSO gateway (gw-builder.aqara.com) exposes bidirectional AES round-trups against the platform's signing…
CVE-2026-21718 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, enabling any attackers to…
CVE-2025-54426 — Critical (CVSS 9.9): Polkadot Frontier is an Ethereum and EVM compatibility layer for Polkadot and Substrate. In versions prior to commit…
CVE-2024-51478 — Critical (CVSS 9.9): YesWiki is a wiki system written in PHP. Prior to 4.4.5, the use of a weak cryptographic algorithm and a hard-coded…
CVE-2026-28252 — Critical (CVSS 9.8): A Use of a Broken or Risky Cryptographic Algorithm vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge…
CVE-2025-13476 — Critical (CVSS 9.8): Rakuten Viber Cloak mode in Android v25.7.2.0g and Windows v25.6.0.0–v25.8.1.0 uses a static and predictable TLS…

Browse all CWE-327 (Use of a Broken or Risky Cryptographic Algorithm) vulnerabilities →