CVE-2018-10115 Memory corruption in n/a

High 7.8 Published 2 May 2018 Updated 5 Aug 2024

Remote attackers can execute arbitrary code or cause denial of service via crafted RAR archives due to uninitialized memory usage in 7-Zip.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2018-10115?

CVE-2018-10115 is a high-severity memory corruption vulnerability in n/a, published on 2 May 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Incorrect initialization logic of RAR decoder objects in 7-Zip 18.03 and before can lead to usage of uninitialized memory, allowing remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive.

Weakness: CWE-908, CWE-665

Which versions are affected by CVE-2018-10115?

It affects 1 product.

Products include 7-Zip 7-Zip.

How do I fix CVE-2018-10115?

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-2018-10115 being exploited?

There is no known exploitation of CVE-2018-10115 in the wild and no public exploit code.

Sources

Also known as ALPINE-CVE-2018-10115, DEBIAN-CVE-2018-10115, GHSA-75r2-jhx8-x356, UBUNTU-CVE-2018-10115.