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>> WzdFTPD "chtbl_lookup()" Command Handling Remote Denial of Service Vulnerability
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Title : WzdFTPD "chtbl_lookup()" Command Handling Remote Denial of Service Vulnerability
VUPEN ID : VUPEN/ADV-2007-0277
CVE ID : CVE-2007-0428
Rated as : Low Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2007-01-22
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A vulnerability has been identified in WzdFTPD, which could be exploited by remote attackers to cause a denial of service. This issue is due to an error in the "chtbl_lookup()" [hash.c] function when processing specially crafted commands, which could be exploited by attackers to crash a vulnerable application, creating a denial of service condition.
Affected Products
WzdFTPD version 8.0 and prior
Solution
Upgrade to WzdFTPD version 8.1 :
http://sourceforge.net/projects/wzdftpd/
References
http://www.vupen.com/english/advisories/2007/0277
http://www.s21sec.com/avisos/s21sec-033-en.txt
Credits
Vulnerability reported by Jose Miguel Esparza (S21Sec)
ChangeLog
2007-01-22 : Initial release
Vulnerability Management
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