CVE:CVE-2018-14879
CNNVD:CNNVD-201910-113
tcpdump是Tcpdump团队的一套运行在命令行下的嗅探工具。该工具主要用于数据包分析和网络流量捕获等。
tcpdump 4.9.3之前版本中的‘get_next_file()’函数存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
solution:Upgrade f5 traffix_signaling_delivery_controller to a higher version than 5.1.0,and avoid the version [5.0.0,5.1.0]; Upgrade tcpdump tcpdump to a higher version than 4.9.3,and avoid the version (,4.9.3); Upgrade apple mac_os_x to a higher version than 10.15.2,and avoid the version (,10.15.2); Upgrade debian debian_linux to a higher version than 8.0,9.0,10.0,and avoid the version 8.0,9.0,10.0; Upgrade fedoraproject fedora to a higher version than 29,30,31,and avoid the version 29,30,31; Upgrade opensuse leap to a higher version than 15.0,15.1,and avoid the version 15.0,15.1; Upgrade redhat enterprise_linux to a higher version than 7.0,8.0,and avoid the version 7.0,8.0