CVE-2022-23764: TERUTEN WebCube update remote code execution vulnerability

Severity: critical (CVSS 9.8 v3.1)
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: 2022-08-17 · updated 2026-06-17
Weakness: CWE-346

Description

The vulnerability causing from insufficient verification procedures for downloaded files during WebCube update. Remote attackers can bypass this verification logic to update both digitally signed and unauthorized files, enabling remote code execution.

Affected products

TERUTEN Co.,Ltd WebCube: from 1.0.5.5 before 1.2.0.0 — fixed in 1.2.0.0

How to fix

Upgrade to a fixed version: TERUTEN Co.,Ltd WebCube 1.2.0.0. Check the vendor advisory for mitigations.

References

https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66876
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66876

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