OpenFTPD ncftp message handling format string attack
| openftpd-ncftpformat-string (16843) |  High Risk |
Description:
OpenFTPD is vulnerable to a format string attack, caused by a vulnerability in the ncftp message handling function. A remote attacker could send a specially-crafted message to gain root access to the system.
Platforms Affected:
- Team OpenFTPD, OpenFTPD prior to 0.30.2
Remedy:
Upgrade to the latest version of OpenFTPD (0.30.2 or later), available from the OpenFTPD Web site. See References.
As a workaround, apply the unofficial patch for this vulnerability, as listed in Full-Disclosure Mailing List posting dated Fri Jul 30 2004 - 05:55:07 CDT. See References.
Consequences:
Gain Access
References:
- Full-Disclosure Mailing List, Fri Jul 30 2004 - 05:55:07 CDT , [VSA0402] OpenFTPD format string vulnerability at http://archives.neohapsis.com/archives/fulldisclosure/2004-07/1196.html.
- OpenFTPD Web site, OpenFTPD: Welcome at http://www.openftpd.org:9673/openftpd.
- BID-10830: OpenFTPD Remote Message Format String Vulnerability
- CVE-2004-2523: Format string vulnerability in the msg command (cat_message function in msg.c) in OpenFTPD 0.30.2 and earlier allows remote authenticated users to execute arbitrary code via format string specifiers in the message argument.
- OSVDB ID: 8261: OpenFTPD SITE MSG FTP Command Format String
- SA12174: OpenFTPD "SITE MSG" FTP Command Format String Vulnerability
- SECTRACK ID: 1010823: OpenFTPD Format String Flaw Lets Remote Authenticated Users Execute Arbitrary Code
Reported:
Jul 30, 2004
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