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CVE-2021-44164

Chain Sea Information Integration Co., Ltd ai chatbot system - Arbitrary File Upload

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.

CVSS 3.1 · 9.8 Critical EPSS 2.1% KEV · Not listed
Vendors
Chinasea
Products
Qb Smart Service Robot
CVE-2021-44163

Chain Sea Information Integration Co., Ltd ai chatbot system - Reflected XSS

Chain Sea ai chatbot backend has improper filtering of special characters in URL parameters, which allows a remote attacker to perform JavaScript injection for XSS (reflected Cross-site scripting) attack without authentication.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Vendors
Chinasea
Products
Qb Smart Service Robot
CVE-2021-44162

Chain Sea Information Integration Co., Ltd ai chatbot system - Path Traversal

Chain Sea ai chatbot system’s specific file download function has path traversal vulnerability. The function has improper filtering of special characters in URL parameters, which allows a remote attacker to download arbitrary system files without authentication.

CVSS 3.1 · 7.5 High EPSS 1.7% KEV · Not listed
Vendors
Chinasea
Products
Qb Smart Service Robot