TI-2018-03754 Aliases CVE-2018-5195 GHSA-q48c-9ggp-3mfw

Memory corruption in Hancom office Hword NEO

MEDIUM 47CWE-119Published 2018-01-17 · Updated 2024-09-17

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote attackers to execute arbitrary commands when performing the hyperlink Attributes in document.

Why it matters now

EPSS 0.02595 85th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Hancom	Hancom office Hword NEO	up to 9.6.1.5183	—	No fix listed	CNA

Hancom office Hword NEO VendorHancom Affected up to 9.6.1.5183 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:hancom:thinkfree_office_neo::::::::	up to 9.6.1.5183	Vulnerable	Hancom

cpe:2.3:a:hancom:thinkfree_office_neo:*:*:*:*:*:*:*:* Versions up to 9.6.1.5183 Vulnerable ·Hancom

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-5195
2026-10-03 Alias added: GHSA-q48c-9ggp-3mfw

References

Advisory 2

TI-2017-02040 Memory corruption in Hancom Hangul Word Processor in Thinkfree Office NEO Trial Word CVSS 3.0HIGH 8.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences