CVE-2023-34868 Denial of service in n/a

High 7.5 Published Updated

An attacker can cause a denial of service in Jerryscript via an assertion failure in the parser, affecting applications using this JavaScript engine.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-34868?

CVE-2023-34868 is a high-severity denial of service vulnerability in Jerryscript Jerryscript, published on 14 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Jerryscript 3.0 (commit 05dbbd1) was discovered to contain an Assertion Failure via the parser_parse_for_statement_start at jerry-core/parser/js/js-parser-statm.c.

Weakness: CWE-617

Which versions are affected by CVE-2023-34868?

It affects 1 product.

Products include Jerryscript Jerryscript.

How do I fix CVE-2023-34868?

No fix has been published for CVE-2023-34868 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-2023-34868 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-34868 exists.

All Jerryscript Jerryscript vulnerabilities

Sources

Also known as GHSA-8wfr-xmh8-77x7, UBUNTU-CVE-2023-34868.

Is CVE-2023-34868 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free