CVE-2016-4432
CRITICALCVSS 9.1/10EPSS 8.15%
Last modified
CVE-2016-4432 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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 bypass authentication and consequently perform actions via vectors related to connection state logging.. EPSS estimates a 8.15% chance of exploitation in the next 30 days.
Description
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 bypass authentication and consequently perform actions via vectors related to connection state logging.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apache | Qpid Broker-J | < 6.0.3 |
References
- https://packetstormsecurity.com/files/137216/Apache-Qpid-Java-Broker-6.0.2-Authentication-Bypass.htmlThird Party Advisory, VDB Entry
- https://www.securityfocus.com/archive/1/538508/100/0/threadedThird Party Advisory, VDB Entry
- https://www.securitytracker.com/id/1035983Broken Link, Third Party Advisory, VDB Entry
- https://issues.apache.org/jira/browse/QPID-7257Issue Tracking, Vendor Advisory
- https://svn.apache.org/viewvc?view=revision&revision=1743161Patch, Vendor Advisory
- https://svn.apache.org/viewvc?view=revision&revision=1743393Patch, Vendor Advisory
- https://packetstormsecurity.com/files/137216/Apache-Qpid-Java-Broker-6.0.2-Authentication-Bypass.htmlThird Party Advisory, VDB Entry
- https://www.securityfocus.com/archive/1/538508/100/0/threadedThird Party Advisory, VDB Entry
- https://www.securitytracker.com/id/1035983Broken Link, Third Party Advisory, VDB Entry
- https://issues.apache.org/jira/browse/QPID-7257Issue Tracking, Vendor Advisory
- https://svn.apache.org/viewvc?view=revision&revision=1743161Patch, Vendor Advisory
- https://svn.apache.org/viewvc?view=revision&revision=1743393Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-4432?
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 bypass authentication and consequently perform actions via vectors related to connection state logging.
How severe is CVE-2016-4432?
CVE-2016-4432 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 8.15% probability of exploitation in the next 30 days.
How do I fix CVE-2016-4432?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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