How severe is CVE-2018-8030?

CVE-2018-8030 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-8030 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-8030?

CVE-2018-8030 affects Apache Qpid Broker-j. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-8030?

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-2018-8030 published?

CVE-2018-8030 was published on 2018-06-20 and last updated on 2026-06-17.

CVE-2018-8030

CVE-2018-8030 is a high-severity vulnerability in Apache Qpid Broker-j with a CVSS 3.x base score of 7.5. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Apache Qpid Broker-j
Published: 2018-06-20
Last modified: 2026-06-17

Description

A Denial of Service vulnerability was found in Apache Qpid Broker-J versions 7.0.0-7.0.4 when AMQP protocols 0-8, 0-9 or 0-91 are used to publish messages with size greater than allowed maximum message size limit (100MB by default). The broker crashes due to the defect. AMQP protocols 0-10 and 1.0 are not affected.

Frequently asked questions

What is CVE-2018-8030?: A Denial of Service vulnerability was found in Apache Qpid Broker-J versions 7.0.0-7.0.4 when AMQP protocols 0-8, 0-9 or 0-91 are used to publish messages with size greater than allowed maximum message size limit (100MB by default). The broker crashes due to the defect. AMQP protocols 0-10 and 1.0 are not affected.
How severe is CVE-2018-8030?: CVE-2018-8030 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-8030 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-8030?: CVE-2018-8030 affects Apache Qpid Broker-j. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-8030?: 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-2018-8030 published?: CVE-2018-8030 was published on 2018-06-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:qpid_broker-j:*:*:*:*:*:*:*:*

More vulnerabilities in Apache Qpid Broker-j

CVE-2017-15702 — Critical (CVSS 9.8): In Apache Qpid Broker-J 0.18 through 0.32, if the broker is configured with different authentication providers on…
CVE-2016-4432 — Critical (CVSS 9.1): The AMQP 0-8, 0-9, 0-91, and 0-10 connection handling in Apache Qpid Java before 6.0.3 might allow remote attackers to…
CVE-2019-0200 — High (CVSS 7.5): A Denial of Service vulnerability was found in Apache Qpid Broker-J versions 6.0.0-7.0.6 (inclusive) and 7.1.0 which…
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CVE-2016-8741 — High (CVSS 7.5): The Apache Qpid Broker for Java can be configured to use different so called AuthenticationProviders to handle user…
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