CVE-2011-2523

CriticalCVSS 9.8/10Last modified Jun 16, 2026

Description

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

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-78

Affected software

No affected versions have been published.

Timeline

Published
Nov 27, 2019
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2011-2523: Critical severity, CVSS 9.8 | Vulnix