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
5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS Probability
1.08%

60.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheJames Mime4j<= 0.8.9

References

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.

Are you affected by CVE-2024-21742?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST