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Status published
Critical
CVE-2011-2523
vsftpd 2.3.4 downloaded between 20110630 and 20110703 contains a backdoor...
Vulnerability Description
vsftpd 2.3.4 downloaded between 20110630 and 20110703 contains a backdoor which opens a shell on port 6200/tcp.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://security-tracker.debian.org/tracker/CVE-2011-2523
- https://access.redhat.com/security/cve/cve-2011-2523
- https://www.openwall.com/lists/oss-security/2011/07/11/5
- https://vigilance.fr/vulnerability/vsftpd-backdoor-in-version-2-3-4-10805
- https://packetstormsecurity.com/files/102745/VSFTPD-2.3.4-Backdoor-Command-Execution.html
- http://packetstormsecurity.com/files/162145/vsftpd-2.3.4-Backdoor-Command-Execution.html
Affected Vendor
vsftpd
View all reports →Affected Software
vsftpd
Vulnerable Versions:
2.3.4 downloaded between 20110630 and 20110703
Timeline
Official Publish:
November 27th, 2019
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.