FTP SITE EXEC can allow arbitrary command execution
| ftp-execdotdot (618) |  High Risk |
Description:
Certain versions of wu-ftpd permit the use of a SITE EXEC command to execute commands on a remote system. By providing a pathname with certain characteristics, a remote attacker could execute arbitrary commands on the FTP server, which could aid the attacker in gaining root-level access on the victim system.
Platforms Affected:
- Washington University, WU-FTPD 2.4
Remedy:
Upgrade to the latest version of wu-ftp (2.4.2 or later), available from the Academ Consulting Services Web site. See References.
Consequences:
Gain Access
References:
- CERT Advisory CA-1993-06, wuarchive ftpd Vulnerability at http://www.cert.org/advisories/CA-1993-06.html.
- CERT Advisory CA-1994-08, ftpd Vulnerabilities at http://www.cert.org/advisories/CA-1994-08.html.
- CERT Advisory CA-1995-16, wu-ftpd Misconfiguration Vulnerability at http://www.cert.org/advisories/CA-1995-16.html.
- BID-2241: wu-ftpd /bin SITE EXEC Misconfiguration Vulnerability
- CVE-1999-0080: Certain configurations of wu-ftp FTP server 2.4 use a _PATH_EXECPATH setting to a directory with dangerous commands, such as /bin, which allows remote authenticated users to gain root access via the site exec command.
Reported:
Not available
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