CVE-2018-3983 Memory corruption in Atlantis Word Processor
An attacker can achieve code execution by tricking a user into opening a specially crafted 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-2018-3983?
CVE-2018-3983 is a high-severity memory corruption vulnerability in Atlantis Word Processor, published on 31 Oct 2019. 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 Word document parser of the the Atlantis Word Processor. A specially crafted document can cause an array fetch to return an uninitialized pointer and then performs some arithmetic before writing a value to the result. Usage of this uninitialized pointer can allow an attacker to corrupt heap memory resulting in code execution under the context of the application. An attacker must convince a victim to open a document in order to trigger this vulnerability.
Weakness: CWE-824
Which versions are affected by CVE-2018-3983?
It affects 1 product.
Products include Atlantiswordprocessor Atlantis Word Processor.
How do I fix CVE-2018-3983?
No fix has been published for CVE-2018-3983 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-2018-3983 being exploited?
There is no known exploitation of CVE-2018-3983 in the wild and no public exploit code.
Other vulnerabilities in Atlantis Word Processor
Sources
Also known as GHSA-h8qf-cj5j-6rgv.