Advisory Details

January 9th, 2025

Redis Stack RedisBloom Integer Overflow Remote Code Execution Vulnerability

ZDI-25-009
ZDI-CAN-24143

CVE ID CVE-2024-55656
CVSS SCORE 8.8, AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS Redis
AFFECTED PRODUCTS Redis Stack
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Redis Stack. Authentication is required to exploit this vulnerability.

The specific flaw exists within the RedisBloom module. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of the service account.

ADDITIONAL DETAILS Redis has issued an update to correct this vulnerability. More details can be found at:
https://redis.io/blog/security-advisory-cve-2024-46981-cve-2024-51737-cve-2024-51480-cve-2024-55656/
DISCLOSURE TIMELINE
  • 2024-07-18 - Vulnerability reported to vendor
  • 2025-01-09 - Coordinated public release of advisory
  • 2025-01-09 - Advisory Updated
CREDIT Ricardo Silva (@rick2600) and Gabriel Quadros (@gqsilva)
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