CVE-2024-41565: justenoughitems Input Validation Flaw

Description

JustEnoughItems (JEI) 19.5.0.33 and before contains an Improper Validation of Specified Index, Position, or Offset in Input vulnerability. The specific issue is a failure to validate slot index in JEI for Minecraft, which allows in-game item duplication.

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CVSS v3.1 Score

4.3

MEDIUM

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

Weakness Type (CWE)

CWE-129 CWE-129

CWE-20 Improper Input Validation

Affected Products

Vendor	Product	Versions
mezz	justenoughitems	< 11.6.0.1021
mezz	justenoughitems	12.0.0 — 13.1.0.18
mezz	justenoughitems	14.0.0 — 15.8.0.11
mezz	justenoughitems	16.0.0 — 19.5.0.34

References

Advisories & Patches

https://github.com/mezz/JustEnoughItems/commit/99ff43ba1009c44c6d935e2ab8a6c9292bb12873

Other References

https://gist.github.com/apple502j/05123abb1d1c89c31afde15a9b34e2ae

Frequently Asked Questions

What is CVE-2024-41565? +

JustEnoughItems (JEI) 19.5.0.33 and before contains an Improper Validation of Specified Index, Position, or Offset in Input vulnerability. The specific issue is a failure to validate slot index in JEI for Minecraft, which allows in-game item duplication. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2024-41565? +

CVE-2024-41565 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-41565? +

CVE-2024-41565 affects products from mezz, specifically: justenoughitems. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-41565? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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