May 2020
Intermediate to advanced
544 pages
12h 57m
English
Content preview from Hands-On Web Penetration Testing with Metasploit
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How does the exploit work?
The following SQL query is sent to the server, which returns a Base64-encoded value of the table name prefix:
This can be seen as follows:
(UPDATEXML(2170,CONCAT(0x2e,0x#{start_h},(SELECT MID((IFNULL(CAST(TO_BASE64(table_name) AS CHAR),0x20)),1,22) FROM information_schema.tables order by update_time DESC LIMIT 1),0x#{fin_h}),4879))
The screenshot of the request sent to the web server can be seen here:
The web server returns the Base64-encoded value of the table name prefix, shown here in between ABC:
The following ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.