CVE-2003-0467

Name: CVE-2003-0467
Creator: NVD / NIST
Published: 2003-08-27T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.85%

Last modified Jun 16, 2026

CVE-2003-0467 is a vulnerability of currently unknown severity. Unknown vulnerability in ip_nat_sack_adjust of Netfilter in Linux kernels 2.4.20, and some 2.5.x, when CONFIG_IP_NF_NAT_FTP or CONFIG_IP_NF_NAT_IRC is enabled, or the ip_nat_ftp or ip_nat_irc modules are loaded, allows remote attackers to cause a denial of service (crash) in systems using NAT, possibly due to an integer signedness error.. EPSS estimates a 1.85% chance of exploitation in the next 30 days.

Description

Unknown vulnerability in ip_nat_sack_adjust of Netfilter in Linux kernels 2.4.20, and some 2.5.x, when CONFIG_IP_NF_NAT_FTP or CONFIG_IP_NF_NAT_IRC is enabled, or the ip_nat_ftp or ip_nat_irc modules are loaded, allows remote attackers to cause a denial of service (crash) in systems using NAT, possibly due to an integer signedness error.

Metrics

EPSS Probability

1.85%

76.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	2.4.20
Linux	Linux Kernel	2.4.21

References

Timeline

Published: Aug 27, 2003
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2003-0467?

How severe is CVE-2003-0467?

Severity scoring for CVE-2003-0467 is pending analysis. The EPSS model estimates a 1.85% probability of exploitation in the next 30 days.

How do I fix CVE-2003-0467?

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-2003-0467?

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

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Source: NVD / NIST