#VU36590 Out-of-bounds write in Atlantis Word Processor - CVE-2018-3978
Published: October 1, 2018 / Updated: August 8, 2020
Vulnerability identifier: #VU36590
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-3978
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Atlantis Word Processor
Atlantis Word Processor
Software vendor:
Atlantis Security
Atlantis Security
Description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
An exploitable out-of-bounds write vulnerability exists in the Word Document parser of the Atlantis Word Processor 3.0.2.3, 3.0.2.5. A specially crafted document can cause Atlantis to write a value outside the bounds of a heap allocation, resulting in a buffer overflow. An attacker must convince a victim to open a document in order to trigger this vulnerability.
Remediation
Install update from vendor's website.