CVE-2001-0405

Name: CVE-2001-0405
Creator: NVD / NIST
Published: 2001-07-02T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 10.25%

Last modified Jun 16, 2026

CVE-2001-0405 is a vulnerability of currently unknown severity. ip_conntrack_ftp in the IPTables firewall for Linux 2.4 allows remote attackers to bypass access restrictions for an FTP server via a PORT command that lists an arbitrary IP address and port number, which is added to the RELATED table and allowed by the firewall.. EPSS estimates a 10.25% chance of exploitation in the next 30 days.

Description

ip_conntrack_ftp in the IPTables firewall for Linux 2.4 allows remote attackers to bypass access restrictions for an FTP server via a PORT command that lists an arbitrary IP address and port number, which is added to the RELATED table and allowed by the firewall.

Metrics

EPSS Probability

10.25%

95.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	2.4.0
Linux	Linux Kernel	2.4.1
Linux	Linux Kernel	2.4.2
Linux	Linux Kernel	2.4.3

References

http://archives.neohapsis.com/archives/bugtraq/2001-04/0271.htmlExploit, Patch, Vendor Advisory
http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-071.php3
http://www.redhat.com/support/errata/RHSA-2001-052.htmlVendor Advisory
http://www.redhat.com/support/errata/RHSA-2001-084.html
http://www.securityfocus.com/bid/2602Exploit, Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6390
http://archives.neohapsis.com/archives/bugtraq/2001-04/0271.htmlExploit, Patch, Vendor Advisory
http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-071.php3
http://www.redhat.com/support/errata/RHSA-2001-052.htmlVendor Advisory
http://www.redhat.com/support/errata/RHSA-2001-084.html
http://www.securityfocus.com/bid/2602Exploit, Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6390

Timeline

Published: Jul 2, 2001
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2001-0405?

How severe is CVE-2001-0405?

Severity scoring for CVE-2001-0405 is pending analysis. The EPSS model estimates a 10.25% probability of exploitation in the next 30 days.

How do I fix CVE-2001-0405?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2001-0405?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST