CVE-2002-0540
CVSS7.5
发布时间 :2002-07-03 00:00:00
修订时间 :2008-09-05 16:28:17
NMCOES    

[原文]Nortel CVX 1800 is installed with a default "public" community string, which allows remote attackers to read usernames and passwords and modify the CVX configuration.


[CNNVD]Nortel CVX 1800多服务访问网关存在默认SNMP口令漏洞(CNNVD-200207-060)

        
        Nortel CVX 1800多服务访问网关(Multi-Service Access Switch)是一款硬件MODEM池,每个可以包含2600个MODEM以供拨号访问。
        Nortel CVX 1800多服务访问网关存在设计问题,远程攻击者可以使用默认SNMP口令访问系统获得敏感信息。
        Nortel CVX 1800多服务访问网关设备存在默认SNMP通信口令"public",远程攻击者可以使用此口令获得系统敏感信息如密码,网络结构。
        根据测试,攻击者能获得访问Telnet服务的用户名和密码信息。攻击者可以使用route命令或者查看网关获得Nortel CVX 1800多服务访问网关的IP地址。
        

- CVSS (基础分值)

CVSS分值: 7.5 [严重(HIGH)]
机密性影响: PARTIAL [很可能造成信息泄露]
完整性影响: PARTIAL [可能会导致系统文件被修改]
可用性影响: PARTIAL [可能会导致性能下降或中断资源访问]
攻击复杂度: LOW [漏洞利用没有访问限制 ]
攻击向量: [--]
身份认证: NONE [漏洞利用无需身份认证]

- CPE (受影响的平台与产品)

cpe:/h:nortel:cvx_1800_multi-service_access_switch:3.6.3:patch24
cpe:/h:nortel:cvx_1800_multi-service_access_switch:3.6.3:patch5
cpe:/h:nortel:cvx_1800_multi-service_access_switch:3.6.3:patch25

- OVAL (用于检测的技术细节)

未找到相关OVAL定义

- 官方数据库链接

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2002-0540
(官方数据源) MITRE
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2002-0540
(官方数据源) NVD
http://www.cnnvd.org.cn/vulnerability/show/cv_cnnvdid/CNNVD-200207-060
(官方数据源) CNNVD

- 其它链接及资源

http://www.kb.cert.org/vuls/id/403315
(UNKNOWN)  CERT-VN  VU#403315
http://www.securityfocus.com/bid/4507
(VENDOR_ADVISORY)  BID  4507
http://www.iss.net/security_center/static/8848.php
(VENDOR_ADVISORY)  XF  nortel-default-snmp-string(8848)
http://online.securityfocus.com/archive/1/267627
(UNKNOWN)  BUGTRAQ  20020413 Nortel CVX 1800s will dump all local user names and passwords via SNMP
http://archives.neohapsis.com/archives/bugtraq/2002-04/0272.html
(VENDOR_ADVISORY)  BUGTRAQ  20020419 Re: Nortel CVX 1800s will dump all local user names and passwords via SNMP

- 漏洞信息

Nortel CVX 1800多服务访问网关存在默认SNMP口令漏洞
高危 设计错误
2002-07-03 00:00:00 2005-10-20 00:00:00
远程  
        
        Nortel CVX 1800多服务访问网关(Multi-Service Access Switch)是一款硬件MODEM池,每个可以包含2600个MODEM以供拨号访问。
        Nortel CVX 1800多服务访问网关存在设计问题,远程攻击者可以使用默认SNMP口令访问系统获得敏感信息。
        Nortel CVX 1800多服务访问网关设备存在默认SNMP通信口令"public",远程攻击者可以使用此口令获得系统敏感信息如密码,网络结构。
        根据测试,攻击者能获得访问Telnet服务的用户名和密码信息。攻击者可以使用route命令或者查看网关获得Nortel CVX 1800多服务访问网关的IP地址。
        

- 公告与补丁

        临时解决方法:
        如果您不能立刻安装补丁或者升级,CNNVD建议您采取以下措施以降低威胁:
        * 改变系统默认SNMP口令。
        厂商补丁:
        Nortel Networks
        ---------------
        目前厂商还没有提供补丁或者升级程序,我们建议使用此软件的用户随时关注厂商的主页以获取最新版本:
        
        http://www.nortelnetworks.com/products/01/cvx/cvx_1800/

- 漏洞信息 (21378)

Nortel CVX 1800 Multi-Service Access Switch Default SNMP Community Vulnerability (EDBID:21378)
hardware remote
2002-04-15 Verified
0 Michael Rawls
N/A [点击下载]
source: http://www.securityfocus.com/bid/4507/info

Nortel CVX 1800 Multi-Service Access Switch is a hardware modem bank.

The device contains a default SNMP community string of "public", which may allow enable a remote attacker to gain access to sensitive information such as authentication credentials for local accounts on the device, network infrastructure info, etc. 

The following example was provided:

snmpwalk CVX-IP-ADD-RESS public .1 		

- 漏洞信息

14415
Nortel CVX 1800 Default SNMP public Community String
Remote / Network Access Authentication Management
Loss of Integrity
Exploit Public

- 漏洞描述

- 时间线

2002-04-13 Unknow
2002-04-13 Unknow

- 解决方案

Products

Unknown or Incomplete

- 相关参考

- 漏洞作者

Unknown or Incomplete

- 漏洞信息

Nortel CVX 1800 Multi-Service Access Switch Default SNMP Community Vulnerability
Design Error 4507
Yes No
2002-04-15 12:00:00 2009-07-11 11:56:00
Discovery of this issue is credited to Michael Rawls <bugtraq@shadowstorm.com>.

- 受影响的程序版本

Nortel Networks CVX 1800 Multiservice Access Switch 3.6.3 p5
Nortel Networks CVX 1800 Multiservice Access Switch 3.6.3 p25
Nortel Networks CVX 1800 Multiservice Access Switch 3.6.3 p24

- 漏洞讨论

Nortel CVX 1800 Multi-Service Access Switch is a hardware modem bank.

The device contains a default SNMP community string of "public", which may allow enable a remote attacker to gain access to sensitive information such as authentication credentials for local accounts on the device, network infrastructure info, etc.

- 漏洞利用

This issue may be exploited with a SNMP client.

The following example was provided:

snmpwalk CVX-IP-ADD-RESS public .1

- 解决方案

Nortel Networks Product Bulletin No. DB022002-1, Issue 3 includes information about a patch that addresses this issue for Version 3.6.3P25. Users are advised to upgrade to Version 3.6.3P25 and then contact the vendor to obtain the patch.

- 相关参考

 

 

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