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Case File

CVE-2011-2523

CRITICAL · CVSS 9.8 EPSS 96.18% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-11-27 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. Its EPSS score suggests a 96.2% probability of exploitation in the next 30 days.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2011-2523
Severity
CRITICAL
CVSS
9.8
EPSS
96.18%

Original NVD Description

vsftpd 2.3.4 downloaded between 20110630 and 20110703 contains a backdoor which opens a shell on port 6200/tcp.

Related CVEs

Other vulnerabilities affecting the same vendor(s)