Dynu FTP Server "dot dot" directory traversal
| dynuftp-dot-directory-traversal (7045) |  Medium Risk |
Description:
Dynu FTP Server could allow a remote attacker to traverse directories on the FTP server. A remote attacker can issue a CWD command followed by "dot dot" sequences (in the form CWD ..) to traverse directories and read arbitrary files outside of the FTP root directory.
Consequences:
Obtain Information
Remedy:
Upgrade to the latest version of Dynu FTP Server (1.06 or later), available from the Dynu Systems, Inc. Web site. See References.
References:
- Dynu Systems, Inc. Web site: Dynu FTP Server.
- SecuriTeam Mailing List, Windows NT focus 22 August 2001: Dynu FTP Server Directory Traversal Vulnerability.
- CVE-2001-1300: Directory traversal vulnerability in Dynu FTP server 1.05 and earlier allows remote attackers to read arbitrary files via a .. in the CD (CWD) command.
- OSVDB ID: 8981: Dynu FTP Server CD Command Arbitrary File Access
Platforms Affected:
- Dynu Systems Dynu FTP Server 1.05 and prior
Reported:
Aug 22, 2001
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