#VU78506 Heap-based buffer overflow in Redis - CVE-2022-24834
Published: July 21, 2023 / Updated: July 30, 2023
Vulnerability identifier: #VU78506
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2022-24834
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
Redis
Redis
Software vendor:
Redis Labs
Redis Labs
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the cjson and cmsgpack libraries. A remote attacker can trick the victim into using a specially crafted Lua script to trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.
External links
- https://github.com/redis/redis/security/advisories/GHSA-p8x2-9v9q-c838
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TDNNH2ONMVNBQ6LUIAOAGDNFPKXNST5K/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MIF5MAGYARYUMRFK7PQI7HYXMK2HZE5T/