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Qpid Broker J CVE-2018-8030

HIGH
Improper Input Validation (CWE-20)
2018-06-20 security@apache.org
Denial Of Service Apache Qpid Broker J
7.5
CVSS 3.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
CWE-20
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 4.0% exploitation probability (EPSS)

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AnalysisAI

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affected Packages

maven org.apache.qpid:apache-qpid-broker-j fix: 7.1.0

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in maven

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Technical ContextAI · show details

This vulnerability is classified under CWE-20. 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. Affected products include: Apache Qpid Broker-J.

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Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

DescriptionNVD

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.

Threat Intelligence Overview

EPSS Score
4.0%
Top 11% exploitable
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 4.0%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: +4
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

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

More in Qpid Broker J

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In Apache Qpid Broker-J 0.18 through 0.32, if the broker is configured with different authentication providers on differ
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9.8 Sep 24

Session fixation in the HTTP management interface of Apache Qpid Broker-J through 10.1.0 lets remote, unauthenticated at
CVE-2016-4432 CRITICAL
9.1 Jun 01

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 b
CVE-2017-15701 HIGH
7.5 Dec 01

In Apache Qpid Broker-J versions 6.1.0 through 6.1.4 (inclusive) the broker does not properly enforce a maximum frame si
CVE-2016-8741 HIGH
7.5 May 15

The Apache Qpid Broker for Java can be configured to use different so called AuthenticationProviders to handle user auth
CVE-2026-92564 HIGH
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Unauthenticated remote denial of service in Apache Qpid Broker-J through 10.1.0, where a crafted AMQP 0-8/0-9/0-9-1 fiel
CVE-2026-92560 HIGH
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Pre-authentication denial of service in Apache Qpid Broker-J through 10.1.0: a remote attacker who can reach a broker wi
CVE-2026-92550 HIGH
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Pre-authentication denial of service in Apache Qpid Broker-J (through 10.1.0) allows a remote attacker to exhaust broker
CVE-2026-92608 HIGH
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Denial of service in Apache Qpid Broker-J through 10.1.0 allows an authenticated AMQP 1.0 message producer to disrupt me
CVE-2019-0200 HIGH
7.5 Mar 06

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 all
CVE-2026-68080 MEDIUM
6.5 Aug 04

Unbounded echo flow responses in Apache Qpid Broker-J (all versions through 10.0.1) allow an authenticated AMQP 1.0 clie
CVE-2026-68077 MEDIUM
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Denial of service in Apache Qpid Broker-J through version 10.0.1 allows authenticated AMQP 1.0 clients to exhaust broker

Same weakness CWE-20 – Improper Input Validation

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References

Advisories & patches
REF http://www.securitytracker.com/id/1041138 REF https://lists.apache.org/thread.html/1089a4f351a1bdca0618199e53bceeec59a10bf4e3008018d6949876%40%3Cusers.qpid.apache.org%3E

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