FTPshell PORT command denial of service
| ftpshell-port-dos (21531) |  Medium Risk |
Description:
FTPshell is vulnerable to a denial of service attack when handling requests issued with a PORT command and terminated without the QUIT command. A remote attacker could exploit this vulnerability by sending 39 requests to the server to cause the server to crash.
Consequences:
Denial of Service
Remedy:
Apply the patch for this vulnerability, when it becomes available from the FTPshell Web site. See References.
References:
- FTPshell Web site: File transfer solutions to simplify your work.
- Full-Disclosure Mailing List, Mon Jul 25 2005 - 21:50:41 CDT: Denial of service vulnerability in FTPshell Server Version 3.38.
- Reed Arvin Published Advisory: Denial of service vulnerability in FTPshell Server Version 3.38.
- BID-14382: FTPShell Server Denial of Service Vulnerability
- CVE-2005-2426: FTPshell Server 3.38 allows remote authenticated users to cause a denial of service (application crash) by multiple connections and disconnections without using the QUIT command.
- SA16189: FTPshell Server Denial of Service Vulnerability
- SECTRACK ID: 1014580: FTPshell Bug in Handling Closed Connections Lets Remote Users Crash the FTP Service
Platforms Affected:
- FTPshell FTPShell Client 3.38
Reported:
Jul 26, 2005
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