CVE-2023-30406 Denial of service in n/a

Medium 5.5 Published 24 Apr 2023 Updated 5 Feb 2025

A segmentation violation in Jerryscript allows attackers to cause a denial of service via crafted input.

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: None listed

What is CVE-2023-30406?

CVE-2023-30406 is a medium-severity denial of service vulnerability in Jerryscript Jerryscript, published on 24 Apr 2023. 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

Jerryscript commit 1a2c047 was discovered to contain a segmentation violation via the component ecma_find_named_property at /base/ecma-helpers.c.

Weakness: CWE-400, CWE-770

Which versions are affected by CVE-2023-30406?

It affects 1 product.

Products include Jerryscript Jerryscript.

How do I fix CVE-2023-30406?

No fix has been published for CVE-2023-30406 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2023-30406 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-30406 exists.

All Jerryscript Jerryscript vulnerabilities

Sources

Also known as GHSA-jwhj-r8gf-xm67, UBUNTU-CVE-2023-30406.