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.
Exploits (1)
exploitdb
WORKING POC
VERIFIED
by Cristiano Lincoln Mattos · perlremotelinux
https://www.exploit-db.com/exploits/20765
References (6)
Scores
EPSS
0.1430
EPSS Percentile
94.4%
Details
Status
published
Products (4)
linux/linux_kernel
2.4.0 (2 CPE variants)
linux/linux_kernel
2.4.1
linux/linux_kernel
2.4.2
linux/linux_kernel
2.4.3
Published
Jul 02, 2001
Tracked Since
Feb 18, 2026