CVE-2018-21234
CRITICALCVSS 9.8/10EPSS 8.32%
Last modified
CVE-2018-21234 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Jodd before 5.0.4 performs Deserialization of Untrusted JSON Data when setClassMetadataName is set.. EPSS estimates a 8.32% chance of exploitation in the next 30 days.
Description
Jodd before 5.0.4 performs Deserialization of Untrusted JSON Data when setClassMetadataName is set.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Jodd | Jodd | < 5.0.4 |
| Apache | Hive | 3.1.2 |
References
- https://github.com/oblac/jodd/commit/9bffc3913aeb8472c11bb543243004b4b4376f16Patch, Third Party Advisory
- https://github.com/oblac/jodd/compare/v5.0.3...v5.0.4Third Party Advisory
- https://github.com/oblac/jodd/issues/628Third Party Advisory
- https://github.com/oblac/jodd/commit/9bffc3913aeb8472c11bb543243004b4b4376f16Patch, Third Party Advisory
- https://github.com/oblac/jodd/compare/v5.0.3...v5.0.4Third Party Advisory
- https://github.com/oblac/jodd/issues/628Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-21234?
Jodd before 5.0.4 performs Deserialization of Untrusted JSON Data when setClassMetadataName is set.
How severe is CVE-2018-21234?
CVE-2018-21234 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 8.32% probability of exploitation in the next 30 days.
How do I fix CVE-2018-21234?
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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Are you affected by CVE-2018-21234?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
