CVE-2018-4040 Null dereference in Atlantis Word Processor

High 8.8 Published Updated

An attacker can execute arbitrary code by tricking a user into opening a specially crafted RTF document in Atlantis Word Processor.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-4040?

CVE-2018-4040 is a high-severity vulnerability in Talos Atlantis Word Processor, published on 1 Dec 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An exploitable uninitialized pointer vulnerability exists in the rich text format parser of Atlantis Word Processor, version 3.2.7.2. A specially crafted document can cause certain RTF tokens to dereference a pointer that has been uninitialized and then write to it. An attacker must convince a victim to open a specially crafted document in order to trigger this vulnerability.

Weakness: CWE-824

Which versions are affected by CVE-2018-4040?

It affects 1 product.

Products include Atlantiswordprocessor Atlantis Word Processor.

How do I fix CVE-2018-4040?

No fix has been published for CVE-2018-4040 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-4040 being exploited?

There is no known exploitation of CVE-2018-4040 in the wild and no public exploit code.

Sources

Also known as GHSA-gwwj-p94x-v67c.

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