CVE-2002-0460
CVSS5.0
发布时间 :2002-08-12 00:00:00
修订时间 :2008-09-05 16:28:05
NMCOS    

[原文]Bitvise WinSSHD before 2002-03-16 allows remote attackers to cause a denial of service (resource exhaustion) via a large number of incomplete connections that are not properly terminated, which are not properly freed by SSHd.


[CNNVD]BitVise WinSSHD大量连接导致拒绝服务漏洞(CNNVD-200208-049)

        
        BitVise WinSSHD是一款Microsoft windows下的通信加密程序。
        BitVise WinSSHD对大量不完全连接处理存在漏洞可导致拒绝服务攻击。
        远程攻击者可以发起大量连接并突然终止会话,可导致BitVise WinSSHD不能正确的释放分配的内存,造成拒绝服务攻击而不能响应其他服务。
        需要重新启动BitVise WinSSHD服务获得正常功能。
        

- CVSS (基础分值)

CVSS分值: 5 [中等(MEDIUM)]
机密性影响: NONE [对系统的机密性无影响]
完整性影响: NONE [不会对系统完整性产生影响]
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)

产品及版本信息(CPE)暂不可用

- 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-2002-0460
(官方数据源) MITRE
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2002-0460
(官方数据源) NVD
http://www.cnnvd.org.cn/vulnerability/show/cv_cnnvdid/CNNVD-200208-049
(官方数据源) CNNVD

- 其它链接及资源

http://www.securityfocus.com/bid/4300
(VENDOR_ADVISORY)  BID  4300
http://www.iss.net/security_center/static/8470.php
(VENDOR_ADVISORY)  XF  winsshd-incomplete-connection-dos(8470)
http://online.securityfocus.com/archive/1/262681
(VENDOR_ADVISORY)  BUGTRAQ  20020318 KPMG-2002005: BitVise WinSSH Denial of Service
http://archives.neohapsis.com/archives/vulnwatch/2002-q1/0068.html
(UNKNOWN)  VULNWATCH  20020318 [VulnWatch] KPMG-2002005: BitVise WinSSH Denial of Service

- 漏洞信息

BitVise WinSSHD大量连接导致拒绝服务漏洞
中危 其他
2002-08-12 00:00:00 2005-10-20 00:00:00
远程  
        
        BitVise WinSSHD是一款Microsoft windows下的通信加密程序。
        BitVise WinSSHD对大量不完全连接处理存在漏洞可导致拒绝服务攻击。
        远程攻击者可以发起大量连接并突然终止会话,可导致BitVise WinSSHD不能正确的释放分配的内存,造成拒绝服务攻击而不能响应其他服务。
        需要重新启动BitVise WinSSHD服务获得正常功能。
        

- 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:
        暂时没有合适的临时解决方法。
        厂商补丁:
        BitVise
        -------
        BitVise已经发布新的升级程序,建议用户通过如下URL进行获得最新版本:
        
        http://www.bitvise.com/existing-users.html

- 漏洞信息

8039
Bitvise WinSSHD Incomplete Connection Saturation DoS
Denial of Service
Loss of Availability

- 漏洞描述

Unknown or Incomplete

- 时间线

2002-03-18 Unknow
Unknow Unknow

- 解决方案

Unknown or Incomplete

- 相关参考

- 漏洞作者

Unknown or Incomplete

- 漏洞信息

BitVise WinSSHD Numerous Connections DoS Vulnerability
Failure to Handle Exceptional Conditions 4300
Yes No
2002-03-18 12:00:00 2009-07-11 11:56:00
Reported by support@securiteam.com and posted in WinSSHD changelog.

- 受影响的程序版本

BitVise WinSSHD 1.1
- Microsoft Windows 2000 Advanced Server SP2
- Microsoft Windows 2000 Advanced Server SP1
- Microsoft Windows 2000 Advanced Server
- Microsoft Windows 2000 Datacenter Server SP2
- Microsoft Windows 2000 Datacenter Server SP1
- Microsoft Windows 2000 Datacenter Server
- Microsoft Windows 2000 Professional SP2
- Microsoft Windows 2000 Professional SP1
- Microsoft Windows 2000 Professional
- Microsoft Windows 2000 Server SP2
- Microsoft Windows 2000 Server SP1
- Microsoft Windows 2000 Server
- Microsoft Windows 2000 Terminal Services SP2
- Microsoft Windows 2000 Terminal Services SP1
- Microsoft Windows 2000 Terminal Services
- Microsoft Windows NT Enterprise Server 4.0 SP6a
- Microsoft Windows NT Enterprise Server 4.0 SP6
- Microsoft Windows NT Enterprise Server 4.0 SP5
- Microsoft Windows NT Enterprise Server 4.0 SP4
- Microsoft Windows NT Enterprise Server 4.0 SP3
- Microsoft Windows NT Enterprise Server 4.0 SP2
- Microsoft Windows NT Enterprise Server 4.0 SP1
- Microsoft Windows NT Enterprise Server 4.0
- Microsoft Windows NT Server 4.0 SP6a
- Microsoft Windows NT Server 4.0 SP6
- Microsoft Windows NT Server 4.0 SP5
- Microsoft Windows NT Server 4.0 SP4
- Microsoft Windows NT Server 4.0 SP3
- Microsoft Windows NT Server 4.0 SP2
- Microsoft Windows NT Server 4.0 SP1
- Microsoft Windows NT Server 4.0
- Microsoft Windows NT Terminal Server 4.0 SP6
- Microsoft Windows NT Terminal Server 4.0 SP5
- Microsoft Windows NT Terminal Server 4.0 SP4
- Microsoft Windows NT Terminal Server 4.0 SP3
- Microsoft Windows NT Terminal Server 4.0 SP2
- Microsoft Windows NT Terminal Server 4.0 SP1
- Microsoft Windows NT Terminal Server 4.0
- Microsoft Windows NT Workstation 4.0 SP6a
- Microsoft Windows NT Workstation 4.0 SP6
- Microsoft Windows NT Workstation 4.0 SP5
- Microsoft Windows NT Workstation 4.0 SP4
- Microsoft Windows NT Workstation 4.0 SP3
- Microsoft Windows NT Workstation 4.0 SP2
- Microsoft Windows NT Workstation 4.0 SP1
- Microsoft Windows NT Workstation 4.0
- Microsoft Windows XP Home
- Microsoft Windows XP Professional

- 漏洞讨论

It is possible to cause a denial of service in WinSSHD. If an attacker establishes numerous incomplete connections to the host, the SSH server refuse new connections. A restart of the service is required in order to gain normal functionality.

- 漏洞利用

No exploit code required.

- 解决方案

BitVise has released a new build for this issue on 2002-03-16. Users are advised to upgrade to the latest build:

http://www.bitvise.com/existing-users.html

- 相关参考

 

 

关于SCAP中文社区

SCAP中文社区是国内第一个以SCAP为主题的中文开放社区。了解更多信息,请查阅[关于本站]

版权声明

CVE/CWE/OVAL均为MITRE公司的注册商标,它们的官方数据源均保存在MITRE公司的相关网站