Is CVE-2011-2523 actively exploited?

CVE-2011-2523 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2011-2523?

CVE-2011-2523 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2011-2523?

Patch guidance is available from vsftpd project security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2011-2523.

Fix CVE-2011-2523 - CRITICAL vsftpd project vsftpd

Q: Which products are affected by CVE-2011-2523?

4 products: vsftpd project vsftpd, debian debian linux, debian debian linux, debian debian linux.

Description

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

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-78 · OS Command Injection

Metadata

Primary Vendor: VSFTPD_PROJECT
Published: 11/27/2019
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

vsftpd_project : vsftpddebian : debian_linuxdebian : debian_linuxdebian : debian_linux

Remediation Guidance

Executive Summary

View on NIST NVD