CVE-2020-22597 Memory corruption in n/a

Critical 9.8 Published Updated

A remote attacker can execute arbitrary code in the JerryScript JavaScript engine via a flaw in the array slice implementation.

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-2020-22597?

CVE-2020-22597 is a critical memory corruption vulnerability in Jerryscript Jerryscript, published on 3 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue in Jerrscript- project Jerryscrip v. 2.3.0 allows a remote attacker to execute arbitrary code via the ecma_builtin_array_prototype_object_slice parameter.

Which versions are affected by CVE-2020-22597?

It affects 1 product.

Products include Jerryscript Jerryscript.

How do I fix CVE-2020-22597?

No fix has been published for CVE-2020-22597 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2020-22597 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-22597 exists.

All Jerryscript Jerryscript vulnerabilities

Sources

Also known as GHSA-8c73-q248-7298, UBUNTU-CVE-2020-22597.

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