[NEWS] Netcomm 1300NB DSL Modem DoS
SecuriTeam <[email protected]>
| Newsgroups | gmane.comp.security.securiteam |
|---|---|
| Message-ID | <[email protected]> |
The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com - - promotion The SecuriTeam alerts list - Free, Accurate, Independent. Get your security news from a reliable source. http://www.securiteam.com/mailinglist.html - - - - - - - - - Netcomm 1300NB DSL Modem DoS ------------------------------------------------------------------------ SUMMARY The <http://www.netcomm.com.au/ADSL/adsl.php#NB1300> NB1300 "top-selling ADSL Modem with Router connects one computer or a small network to a high-speed Internet service through the USB interface or 10/100 Ethernet". The 1300NB DSL modem is vulnerable for denial of service attack when attempting to use a ping or other ICMP floods. DETAILS The Netcomm 1300NB DSL Modem is vulnerable to a denial of service attack that can be triggered by sending a large amount of big ICMP echo packets. Once the attack has been initated the WAN interface on the Netcomm DSL Modem will lock itself up and the device must be rebooted to get Internet connectivity. Example: By issuing the following command in three different shell/cmd: ping -l 65500 -w 0 -t <IP of DSL Modem> Followed by a normal ping to the device will cause the device to lock up until its reboot. ADDITIONAL INFORMATION The information has been provided by <mailto:[email protected]> Chris Rock. ======================================== This bulletin is sent to members of the SecuriTeam mailing list. To unsubscribe from the list, send mail with an empty subject line and body to: [email protected] In order to subscribe to the mailing list, simply forward this email to: [email protected] ==================== ==================== DISCLAIMER: The information in this bulletin is provided "AS IS" without warranty of any kind. In no event shall we be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages.