How severe is CVE-2017-4966?

CVE-2017-4966 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-4966 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-4966?

CVE-2017-4966 primarily affects Broadcom Rabbitmq Server. In total, 69 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-4966?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-4966 published?

CVE-2017-4966 was published on 2017-06-13 and last updated on 2026-06-17.

CVE-2017-4966

CVE-2017-4966 is a high-severity vulnerability in Broadcom Rabbitmq Server with a CVSS 3.x base score of 7.8. 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-200.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 2.1
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Broadcom Rabbitmq Server
Published: 2017-06-13
Last modified: 2026-06-17

Description

An issue was discovered in these Pivotal RabbitMQ versions: all 3.4.x versions, all 3.5.x versions, and 3.6.x versions prior to 3.6.9; and these RabbitMQ for PCF versions: all 1.5.x versions, 1.6.x versions prior to 1.6.18, and 1.7.x versions prior to 1.7.15. RabbitMQ management UI stores signed-in user credentials in a browser's local storage without expiration, making it possible to retrieve them using a chained attack.

Frequently asked questions

What is CVE-2017-4966?: An issue was discovered in these Pivotal RabbitMQ versions: all 3.4.x versions, all 3.5.x versions, and 3.6.x versions prior to 3.6.9; and these RabbitMQ for PCF versions: all 1.5.x versions, 1.6.x versions prior to 1.6.18, and 1.7.x versions prior to 1.7.15. RabbitMQ management UI stores signed-in user credentials in a browser's local storage without expiration, making it possible to retrieve them using a chained attack.
How severe is CVE-2017-4966?: CVE-2017-4966 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-4966 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-4966?: CVE-2017-4966 primarily affects Broadcom Rabbitmq Server. In total, 69 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-4966?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-4966 published?: CVE-2017-4966 was published on 2017-06-13 and last updated on 2026-06-17.

References

Affected products (69)

cpe:2.3:a:broadcom:rabbitmq_server:3.4.0:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.4.1:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.4.2:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.4.3:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.4.4:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.5.0:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.5.1:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.5.2:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.5.3:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.5.6:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:rabbitmq_server:3.6.7:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.5.4:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.5.5:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.5.7:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.6.0:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.6.1:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.6.2:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.6.3:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.6.4:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.6.5:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:3.6.6:*:*:*:*:*:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.0:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.1:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.2:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.3:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.4:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.5:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.6:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.7:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.8:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.9:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.10:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.11:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.12:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.13:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.14:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.15:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.17:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.18:*:*:*:*:pivotal_cloud_foundry:*:*
cpe:2.3:a:pivotal_software:rabbitmq:1.5.19:*:*:*:*:pivotal_cloud_foundry:*:*

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