CVE-2020-7873

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-09-09 · updated 2026-06-17
Weakness: CWE-494

Description

Download of code without integrity check vulnerability in ActiveX control of Younglimwon Co., Ltd allows the attacker to cause a arbitrary file download and execution.

Affected products

Younglimwon Co., Ltd K-System WellComm: 1.1, 4.0

References

https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36233
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36233

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