CVE-2022-23766: BigFileAgent arbitrary file execution vulnerability

Severity: high (CVSS 8.8 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: 2022-09-19 · updated 2026-06-17
Weakness: CWE-20

Description

An improper input validation vulnerability leading to arbitrary file execution was discovered in BigFileAgent. In order to cause arbitrary files to be executed, the attacker makes the victim access a web page d by them or inserts a script using XSS into a general website.

Affected products

Bluetree Co., Ltd BigFileAgent: before 1.0.1.9 — fixed in 1.0.1.9

How to fix

Upgrade to a fixed version: Bluetree Co., Ltd BigFileAgent 1.0.1.9. Check the vendor advisory for mitigations.

References

https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66925
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66925

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