#VU80512 Improper access control in Redis - CVE-2023-41053

Vulnerability identifier: #VU80512

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-41053

CWE-ID: CWE-284

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Redis
Server applications / Database software

Vendor: Redis Labs

Description

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to Redis does not correctly identify keys accessed by SORT_RO. This may grant users executing this command access to keys that are not explicitly authorized by the ACL configuration.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Redis: 7.0.0 - 7.0.12, 7.2.0

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External links
https://github.com/redis/redis/releases/tag/7.2.1
https://github.com/redis/redis/releases/tag/7.0.13
https://github.com/redis/redis/security/advisories/GHSA-q4jr-5p56-4xwc

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.