对任何可信数据库的更改,如/etc/passwd 。 Changes to any trusted database, such as/etc/passwd . A keypad will appear that asks you to enter and confirm a four-digit code.你将会见到/etc/passwd 文件的内容出现在眼前。 You should see the contents of your/etc/passwd file appear before your eyes. 当我们使用/ect/passwd 作为输入时,FS设为":"。 When we were using/etc /passwd as input, FS was set to":". 这个命令会被/etc/passwd 中为目标用户指定的shell执行。 The command will be executed by the shell specified in/etc/passwd for the target user.
以下PoC将提取并发送目标文件/etc/passwd 中的前30行。 The following PoC will extract and send the first 30 rows within the target file/etc/passwd . 在较旧的Linux系统中,用户的加密密码存储在/etc/passwd 文件中。 In older Linux systems, the user's encrypted password was stored in the/etc/passwd file. 这里有一个来自于我的/etc/passwd 文件的示例行:. Here is an example of a line from/etc/passwd file. 想想看如果提交的变量是“…/etc/”和“passwd ”会发生什么。 Consider what could happen if the variables submitted were"…/etc/" and"passwd ". 所有输出都发送到stdout,所得到的结果与执行cat/etc/passwd 完全相同。 All output is sent to stdout, and we get a result identical to catting/etc/passwd . 也就是说,此列表不需要包含将此组设置为默认“分组/etc/passwd ;. That is, this list need not contain those users who have this group set as their"default" group in/etc/passwd ; 执行awk时,它依次对/etc/passwd 中的每一行执行print命令。 When we executed awk, it evaluated the print command for each line in/etc/passwd , in order. 检查/etc/passwd 后,我们发现root用户并没有设置密码(如图7所示)。 Investigation of/etc/passwd showed that the root user had no password configured(Figure 7). 用户的默认Shell设置在/etc/passwd 文件中,例如下面这行对用户mia的设置. Your default shell is set in the/etc/passwd file, like this line for user mia. 在执行下面的有效有效载荷时,从/etc/passwd 文件发送2行到攻击服务器。 On executing the below payload, 2 lines from/etc/passwd file are sent to the attacking server. 执行以下payload时,/etc/passwd 文件中的2行将发送到攻击服务器。 On executing the below payload, 2 lines from/etc/passwd file are sent to the attacking server. 在Linux操作系统中,所有用户的有关信息,都存放在文件/etc/passwd 中。 In Linux, all user information is stored in a file,/etc/passwd . 每个用户被分配给至少一个组,在/etc/passwd 文件的gid字段中指定的。 Every user is assigned to at least one group, which you specify in the gid field of the/etc/passwd file. 执行此操作时可能出现的两个问题是忘记了根密码或将/etc/passwd 的内容删除。 Two problems that can arise when doing this are forgetting the root password or trashing the contents of/etc/passwd . 在这个例子中,我们告诉fd我们要在etc目录中搜索passwd 这个单词的所有实例。 In this example, we're telling fd that we want to search for all instances of the word passwd in the etc directory.
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