T09 · Insecure Skill Coding Practices
- Location
vector_claw_setup.sh:39- Finding
Root-Context SQL Injection in the Setup Wizard
- Content
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/dev/null ``` ### Technical Analysis The wizard interpolates the user-controlled database username, password, and database name directly into a SQL program executed by the MySQL root account. These values are checked only for emptiness. They are not escaped as SQL literals, and the database identifier is not validated against a safe identifier syntax. A single quote in `MYSQL_USER` or `MYSQL_PASSWORD` can terminate the surrounding SQL literal. The remaining input may then introduce arbitrary SQL statements. `DB_NAME` is even more directly exposed because it is inserted as an unquoted identifier. Shell quoting does not prevent this vulnerability: the shell constructs one `-e` argument, after which MySQL parses attacker-controlled content as SQL. ### Attack Path 1. An attacker gains the ability to supply or influence an interactive setup value. 2. The attacker enters a value containing SQL delimiters and additional statements. 3. The value is embedded into the root SQL program without safe quoting. 4. `docker exec` invokes the MySQL client as root. 5. MySQL executes the injected statements with full database-server privileges. ### Impac ...[truncated 620 chars]- Remediation
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