#VU72649 Integer overflow in Redis - CVE-2023-25155

Vulnerability identifier: #VU72649

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-25155

CWE-ID: CWE-190

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Redis
Server applications / Database software

Vendor: Redis Labs

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to integer overflow in the "SRANDMEMBER", "ZRANDMEMBER" and "HRANDFIELD" commands. A local user can pass specially crafted data to the application, trigger integer overflow and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Redis: 6.0.0 - 6.0.17, 6.2.0 - 6.2.10, 7.0.0 - 7.0.8

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External links
https://github.com/redis/redis/security/advisories/GHSA-x2r7-j9vw-3w83
https://github.com/redis/redis/releases/tag/6.0.18
https://github.com/redis/redis/releases/tag/7.0.9
https://github.com/redis/redis/releases/tag/6.2.11

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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.