CVE-2024-21742
MEDIUMCVSS 5.3/10EPSS 1.08%
Last modified
CVE-2024-21742 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Improper input validation allows for header injection in MIME4J library when using MIME4J DOM for composing message. This can be exploited by an attacker to add unintended headers to MIME messages.. EPSS estimates a 1.08% chance of exploitation in the next 30 days.
Description
Improper input validation allows for header injection in MIME4J library when using MIME4J DOM for composing message. This can be exploited by an attacker to add unintended headers to MIME messages.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apache | James Mime4j | <= 0.8.9 |
References
- https://lists.apache.org/thread/nrqzg93219wdj056pqfszsd33dc54kfyMailing List, Vendor Advisory
- https://lists.apache.org/thread/nrqzg93219wdj056pqfszsd33dc54kfyMailing List, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2024-21742?
Improper input validation allows for header injection in MIME4J library when using MIME4J DOM for composing message.
This can be exploited by an attacker to add unintended headers to MIME messages.
How severe is CVE-2024-21742?
CVE-2024-21742 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.08% probability of exploitation in the next 30 days.
How do I fix CVE-2024-21742?
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-2024-21742?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST