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CVE-2011-2523 PoC — vsftpd 操作系统命令注入漏洞

Source
https://github.com/projectdiscovery/nuclei-templates/blob/main/network/cves/2011/CVE-2011-2523.yaml
Associated Vulnerability
Title:vsftpd 操作系统命令注入漏洞 (CVE-2011-2523)
Description:vsftpd 2.3.4 downloaded between 20110630 and 20110703 contains a backdoor which opens a shell on port 6200/tcp.
Description
VSFTPD v2.3.4 had a serious backdoor vulnerability allowing attackers to execute arbitrary commands on the server with root-level access. The backdoor was triggered by a specific string of characters in a user login request, which allowed attackers to execute any command they wanted.
File Snapshot

 id: CVE-2011-2523

info:
  name: VSFTPD 2.3.4 - Backdoor Command Execution
  author: pussycat0x
  se

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