CVE:CVE-2007-3165
CNNVD:CNNVD-200706-158
Tor是一个工具集，帮助各类组织和个人增强互联网上活动的安全。
Tor在处理网络通信时存在漏洞，攻击者可能利用此漏洞破坏网络活动的隐密性执行流量内容分析。
Tor在创建线路的时候要检查确保entry guard与exit guard不是同一节点，但没有检查以上二者是否属于同一家族，这可能允许恶意的节点操作者拥有多于所预期的Tor客户端通讯流，进而执行流量分析。
solution:Upgrade tor tor to a higher version than 0.0.9,0.0.9.1,0.0.9.2,0.0.9.3,0.0.9.4,0.0.9.5,0.0.9.6,0.0.9.7,0.0.9.8,0.0.9.9,0.0.9.10,0.1.0.10,0.1.0.11,0.1.0.12,0.1.0.13,0.1.0.14,0.1.1.1_alpha,0.1.1.2_alpha,0.1.1.3_alpha,0.1.1.4_alpha,0.1.1.5_alpha,0.1.1.20,0.1.1.23,0.1.2.1_alpha-cvs,and avoid the version 0.0.9,0.0.9.1,0.0.9.2,0.0.9.3,0.0.9.4,0.0.9.5,0.0.9.6,0.0.9.7,0.0.9.8,0.0.9.9,0.0.9.10,0.1.0.10,0.1.0.11,0.1.0.12,0.1.0.13,0.1.0.14,0.1.1.1_alpha,0.1.1.2_alpha,0.1.1.3_alpha,0.1.1.4_alpha,0.1.1.5_alpha,0.1.1.20,0.1.1.23,0.1.2.1_alpha-cvs