CVE-2011-4320
UnknownEPSS 2.08%
Last modified
CVE-2011-4320 is a vulnerability of currently unknown severity. The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service (infinite loop) via a stanza with a publish tag that lacks a node attribute.. EPSS estimates a 2.08% chance of exploitation in the next 30 days.
Description
The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service (infinite loop) via a stanza with a publish tag that lacks a node attribute.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Process-One | Ejabberd | 2.1.8 | — |
| Process-One | Ejabberd | 3.0.0 | Alpha3 |
References
- http://secunia.com/advisories/46915Vendor Advisory
- http://secunia.com/advisories/46915Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2011-4320?
The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service (infinite loop) via a stanza with a publish tag that lacks a node attribute.
How severe is CVE-2011-4320?
Severity scoring for CVE-2011-4320 is pending analysis. The EPSS model estimates a 2.08% probability of exploitation in the next 30 days.
How do I fix CVE-2011-4320?
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.
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