SH39 MailServer port 25 denial of service
| sh39-mailserver-dos (8379) |  Low Risk |
Description:
MailServer is vulnerable to a denial of service attack caused by a buffer overflow. By establishing a Telnet connection to port 25 and sending an overly long string containing 2500 characters or more, a remote attacker can overflow a buffer and cause the mail server to crash.
Platforms Affected:
- SH39, SH39 MailServer 1.21
Remedy:
Upgrade to the latest version of MailServer (1.22 or later), available from the SH39 Web site. See References.
Consequences:
Denial of Service
References:
- BugTraq Mailing List, Tue Mar 05 2002 - 02:58:18 CST, Buffer Overflows in sh39.com's mailserver 1.21 at http://archives.neohapsis.com/archives/bugtraq/2002-03/0039.html.
- SH39 Web site, MailServer at http://sh39.net/norcont/content.asp?ID=192&GN=Software.
- BID-4232: MailServer by SH39 Denial of Service Vulnerability
- CVE-2002-0416: Buffer overflow in SH39 MailServer 1.21 and earlier allows remote attackers to cause a denial of service, and possibly execute arbitrary code, via a long command to the SMTP port.
Reported:
Mar 05, 2002
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