An issue was discovered in the Video Extension in Suprema BioStar 2 before 2.8.2. Remote attackers can read arbitrary files from the server via Directory Traversal.

A vulnerability in Suprema BioStar (aka Bio Star) 2 v2.8.16 allows attackers to escalate privileges to System Administrator via a crafted PUT request to the update profile page.

Suprema BioStar 2 v2.8.16 was discovered to contain a SQL injection vulnerability via the values parameter at /users/absence?search_month=1.

Suprema BioStar 2 before 2022 Q4, v2.9.1 has Insecure Permissions. A vulnerability in the web application allows an authenticated attacker with "User Operator" privileges to create a highly privileged user account. The vulnerability is caused by missing server-side validation, which can be exploited to gain full administrator privileges on the system.

An authentication bypass vulnerability exists in Suprema BioStar 2 before 2.9.1, which allows unauthenticated users to access some functionality on BioStar 2 servers.

An OS Command injection vulnerability exists in Suprema BioStar 2 before V2.9.1, which allows authenticated users to execute arbitrary OS commands on the BioStar 2 server.

A path traversal vulnerability exists in Suprema BioStar 2 before 2.9.1, which allows unauthenticated attackers to fetch arbitrary files from the server's web server.

A SQL injection vulnerability exists in Suprema BioStar 2 before 2.9.1, which allows authenticated users to inject arbitrary SQL directives into an SQL statement and execute arbitrary SQL commands.