CVE-2011-2523

MITRE NVD CVE.ORG Print: PDF PDF

Summary

CVECVE-2011-2523
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-11-27 21:15:00 UTC
Updated2021-04-12 19:15:00 UTC
Descriptionvsftpd 2.3.4 downloaded between 20110630 and 20110703 contains a backdoor which opens a shell on port 6200/tcp.

Risk And Classification

Problem Types: CWE-78

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Application Vsftpd Project Vsftpd 2.3.4 All All All
Application Vsftpd Project Vsftpd 2.3.4 All All All

References

ReferenceSourceLinkTags
CVE-2011-2523 - Red Hat Customer Portal MISC access.redhat.com Third Party Advisory
oss-security - Re: vsftpd download backdoored MLIST www.openwall.com Mailing List, Third Party Advisory
VSFTPD 2.3.4 Backdoor Command Execution ≈ Packet Storm MISC packetstormsecurity.com Exploit, Third Party Advisory, VDB Entry
CVE-2011-2523 MISC security-tracker.debian.org Third Party Advisory
Vulnerability about vsftpd: backdoor in version 2.3.4 | Vigil@nce MISC vigilance.fr Third Party Advisory
vsftpd 2.3.4 Backdoor Command Execution ≈ Packet Storm MISC packetstormsecurity.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report