CVE-2018-12326 Memory corruption in n/a

High 8.4 Published 17 Jun 2018 Updated 5 Aug 2024

A buffer overflow in the Redis command-line interface allows attackers to execute arbitrary code and escalate privileges via crafted input.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2018-12326?

CVE-2018-12326 is a high-severity memory corruption vulnerability in n/a, published on 17 Jun 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Buffer overflow in redis-cli of Redis before 4.0.10 and 5.x before 5.0 RC3 allows an attacker to achieve code execution and escalate to higher privileges via a crafted command line. NOTE: It is unclear whether there are any common situations in which redis-cli is used with, for example, a -h (aka hostname) argument from an untrusted source.

Weakness: CWE-119

Which versions are affected by CVE-2018-12326?

It affects 1 product.

Products include Redislabs Redis.

How do I fix CVE-2018-12326?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-12326 being exploited?

There is no known exploitation of CVE-2018-12326 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry and 1 proofs of concept on GitHub.

Sources

Also known as DEBIAN-CVE-2018-12326, GHSA-8829-5g6p-wqm9, UBUNTU-CVE-2018-12326.