CVE-2018-5201

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-12-21 · updated 2026-06-17
Weakness: CWE-787

Description

Hancom Office 2018 10.0.0.8214 and earlier, Hancom Office NEO 9.6.1.10472 and earlier, Hancom Office 2014 9.1.1.4540 and earlier, Hancom Office 2010 8.5.8.1724 and earlier versions have a heap overflow vulnerability when handling Compound File in document. This result in a program crash or denial of service conditions.

Affected products

Hancom Office 2010: through 8.5.8.1724
Hancom Office: through 9.1.1.4540
Hancom Office 2018: through 10.0.0.8214
Hancom Office Neo: through 9.6.1.10472

References

https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=30116
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=30116

Get alerted when CVE-2018-5201 or the next vulnerability affects your stack