How severe is CVE-2018-1551?

CVE-2018-1551 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2018-1551 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1551?

CVE-2018-1551 affects Ibm Websphere Mq. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1551?

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

When was CVE-2018-1551 published?

CVE-2018-1551 was published on 2018-08-06 and last updated on 2026-06-17.

CVE-2018-1551

CVE-2018-1551 is a low-severity vulnerability in Ibm Websphere Mq with a CVSS 3.x base score of 3.1. 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-732.

Key facts

Severity: Low (CVSS 3.x base score 3.1)
CVSS v2: 6.0
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Ibm Websphere Mq
Published: 2018-08-06
Last modified: 2026-06-17

Description

IBM WebSphere MQ 8.0.0.2 through 8.0.0.8 and 9.0.0.0 through 9.0.0.3 could allow users to have more authority than they should have if an MQ administrator creates an invalid user group name. IBM X-Force ID: 142888.

Frequently asked questions

What is CVE-2018-1551?: IBM WebSphere MQ 8.0.0.2 through 8.0.0.8 and 9.0.0.0 through 9.0.0.3 could allow users to have more authority than they should have if an MQ administrator creates an invalid user group name. IBM X-Force ID: 142888.
How severe is CVE-2018-1551?: CVE-2018-1551 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2018-1551 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1551?: CVE-2018-1551 affects Ibm Websphere Mq. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1551?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-1551 published?: CVE-2018-1551 was published on 2018-08-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:websphere_mq:*:*:*:*:*:*:*:*

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