Vulnerability identifier: #VU36593

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-3998

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Atlantis Word Processor
Client/Desktop applications / Multimedia software

Vendor: Atlantis Security

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

An exploitable heap-based buffer overflow vulnerability exists in the Windows enhanced metafile parser of Atlantis Word Processor, version 3.2.5.0. A specially crafted image embedded within a document can cause an undersized allocation, resulting in an overflow when the application tries to copy data into it. An attacker must convince a victim to open a document in order to trigger this vulnerability.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Atlantis Word Processor: 3.2.5.0

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External links
http://talosintelligence.com/vulnerability_reports/TALOS-2018-0666

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.