CVE-2018-3930 Memory corruption in Antenna House

High 8.8 Published 11 Jul 2018 Updated 16 Sep 2024

A crafted Microsoft Word document triggers an out-of-bounds write in Antenna House Office Server Document Converter, allowing remote code execution.

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-2018-3930?

CVE-2018-3930 is a high-severity memory corruption vulnerability in Antenna House, published on 11 Jul 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

In Antenna House Office Server Document Converter version V6.1 Pro MR2 for Linux64 (6,1,2018,0312), a crafted Microsoft Word (DOC) document can lead to an out-of-bounds write, resulting in remote code execution. This vulnerability occurs in the `vbgetfp` method.

Weakness: CWE-787

Which versions are affected by CVE-2018-3930?

It affects 1 product.

Products include Antennahouse Office Server Document Converter.

How do I fix CVE-2018-3930?

No fix has been published for CVE-2018-3930 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-2018-3930 being exploited?

There is no known exploitation of CVE-2018-3930 in the wild and no public exploit code.

Sources

Also known as GHSA-mr55-gr57-877c.