CVE-2001-1382
CVSS5.0
发布时间 :2001-09-27 00:00:00
修订时间 :2008-09-05 16:26:24
NMCO    

[原文]The "echo simulation" traffic analysis countermeasure in OpenSSH before 2.9.9p2 sends an additional echo packet after the password and carriage return is entered, which could allow remote attackers to determine that the countermeasure is being used.


[CNNVD]OpenSSH “echo simulation”交通分析对策对策泄露漏洞(CNNVD-200109-133)

        OpenSSH 2.9.9p2之前版本的“echo simulation”交通分析对策在密码和回车返回键入后,会额外发送echo数据包,远程攻击者可以利用该漏洞确定正在使用的对策。

- CVSS (基础分值)

CVSS分值: 5 [中等(MEDIUM)]
机密性影响: PARTIAL [很可能造成信息泄露]
完整性影响: NONE [不会对系统完整性产生影响]
可用性影响: NONE [对系统可用性无影响]
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-2001-1382
(官方数据源) MITRE
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2001-1382
(官方数据源) NVD
http://www.cnnvd.org.cn/vulnerability/show/cv_cnnvdid/CNNVD-200109-133
(官方数据源) CNNVD

- 其它链接及资源

http://www.openwall.com/Owl/CHANGES-stable.shtml
(VENDOR_ADVISORY)  CONFIRM  http://www.openwall.com/Owl/CHANGES-stable.shtml
http://www.osvdb.org/5408
(UNKNOWN)  OSVDB  5408

- 漏洞信息

OpenSSH “echo simulation”交通分析对策对策泄露漏洞
中危 未知
2001-09-27 00:00:00 2006-03-28 00:00:00
远程  
        OpenSSH 2.9.9p2之前版本的“echo simulation”交通分析对策在密码和回车返回键入后,会额外发送echo数据包,远程攻击者可以利用该漏洞确定正在使用的对策。

- 公告与补丁

        

- 漏洞信息

5408
OpenSSH echo simulation Information Disclosure
Local Access Required, Remote / Network Access Information Disclosure
Loss of Confidentiality
Exploit Public

- 漏洞描述

OpenSSH contains a flaw that may lead to an unauthorized information disclosure. The issue is triggered when OpenSSH's "echo simulation" traffic analysis countermeasure sends an additional echo packet after the password and carriage return is entered, which will disclose that the echo simulation countermeasure is in use, resulting in a loss of confidentiality.

- 时间线

2001-09-27 Unknow
2001-09-27 Unknow

- 解决方案

Upgrade to version 2.9.9p2 or higher, as it has been reported to fix this vulnerability. It is also possible to correct the flaw by applying the vendor-supplied patch.

- 相关参考

- 漏洞作者

 

 

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