CVE-2024-31449: redis Input Validation Flaw — Fix

Description

Redis is an open source, in-memory database that persists on disk. An authenticated user may use a specially crafted Lua script to trigger a stack buffer overflow in the bit library, which may potentially lead to remote code execution. The problem exists in all versions of Redis with Lua scripting. This problem has been fixed in Redis versions 6.2.16, 7.2.6, and 7.4.1. Users are advised to upgrade. There are no known workarounds for this vulnerability.

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CVSS v3.1 Score

7.0

HIGH

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

Weakness Type (CWE)

CWE-20 Improper Input Validation

CWE-121 CWE-121

Affected Products

Vendor	Product	Versions
redis	redis	2.8.18 — 6.2.16
redis	redis	7.2.0 — 7.2.6
redis	redis	All
redis	redis	All
redis	redis	All

References

Advisories & Patches

https://github.com/redis/redis/commit/1f7c148be2cbacf7d50aa461c58b871e87cc5ed9 https://github.com/redis/redis/security/advisories/GHSA-whxg-wx83-85p5

Frequently Asked Questions

What is CVE-2024-31449? +

Redis is an open source, in-memory database that persists on disk. An authenticated user may use a specially crafted Lua script to trigger a stack buffer overflow in the bit library, which may potentially lead to remote code execution. The problem exists in all versions of Redis with Lua scripting. This problem has been fixed in Redis versions 6.2.16, 7.2.6, and 7.4.1. Users are advised to upgrade. There are no known workarounds for this vulnerability. It has a CVSS v3.1 base score of 7.0 (HIGH).

How severe is CVE-2024-31449? +

CVE-2024-31449 has a CVSS v3.1 score of 7.0 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-31449? +

CVE-2024-31449 affects products from redis, specifically: redis. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-31449? +

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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