CVE-2018-11596 Memory corruption in n/a

Medium 5.5 Published Updated

Attackers can cause a denial of service via buffer overflow in Espruino firmware syntax parsing using crafted input files.

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-2018-11596?

CVE-2018-11596 is a medium-severity memory corruption vulnerability in n/a, published on 31 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

Espruino before 1.99 allows attackers to cause a denial of service (application crash) with a user crafted input file via a Buffer Overflow during syntax parsing because a check for '\0' is made for the wrong array element in jsvar.c.

Weakness: CWE-119

Which versions are affected by CVE-2018-11596?

It affects 1 product.

Products include Espruino Espruino.

How do I fix CVE-2018-11596?

No fix has been published for CVE-2018-11596 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-2018-11596 being exploited?

There is no known exploitation of CVE-2018-11596 in the wild and no public exploit code.

Sources

Also known as GHSA-hcm6-pjjj-gpvp.

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