CVE-2021-44164

moderate-risk
Published 2021-12-20

Chain Sea ai chatbot system’s file upload function has insufficient filtering for special characters in URLs, which allows a remote attacker to by-pass file type validation, upload malicious script and execute arbitrary code without authentication, in order to take control of the system or terminate service.

Do I need to act?

~
3.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Qb Smart Service Robot

Affected Vendors

Chinasea

References (2)

Third Party Advisory https://www.twcert.org.tw/tw/cp-132-5400-c31d1-1.html
Third Party Advisory https://www.twcert.org.tw/tw/cp-132-5400-c31d1-1.html
43
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 6/34 · Minimal
Exposure 5/34 · Minimal