CVE-2019-16338 — HIGH (7.8)

Vulnerability Description

The tfo_common component in HwordApp.dll in Hancom Office 9.6.1.7634 allows a use-after-free via a crafted .docx file.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Hancom	Hancom Office Neo	9.6.1.7634

Related Weaknesses (CWE)

CWE-416

References

http://help.hancom.com/update_en_multilang/details/HOfficeNEO_update.htmRelease NotesVendor Advisory
https://starlabs.sg/advisories/ExploitThird Party Advisory
http://help.hancom.com/update_en_multilang/details/HOfficeNEO_update.htmRelease NotesVendor Advisory
https://starlabs.sg/advisories/ExploitThird Party Advisory

FAQ

What is CVE-2019-16338?

CVE-2019-16338 is a vulnerability with a CVSS score of 7.8 (HIGH). The tfo_common component in HwordApp.dll in Hancom Office 9.6.1.7634 allows a use-after-free via a crafted .docx file.

How severe is CVE-2019-16338?

CVE-2019-16338 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-16338?

Check the references section above for vendor advisories and patch information. Affected products include: Hancom Hancom Office Neo.