{"id":"CVE-2003-0467","aliases":["EUVD-2003-0461","GHSA-wv87-rv7f-cw5v"],"status":"published","title":"Unknown vulnerability in ip_nat_sack_adjust of Netfilter in Linux kernels 2.4.20, and some 2.5.x,...","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.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01855,"percentile":0.79323,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2003-08-05T04:00:00Z","modified":"2026-06-16T22:02:15Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://marc.info/?l=bugtraq\u0026m=105985703724758\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0467"},{"url":"https://github.com/advisories/GHSA-wv87-rv7f-cw5v"}],"sources":{"cve":[{"id":"CVE-2003-0467","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.","status":"published","published":"2003-08-05T04:00:00Z","modified":"2024-08-08T01:58:10.352Z","updated_at":"2026-11-02T14:20:17.11067Z"}],"euvd":[{"id":"EUVD-2003-0461","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.","status":"published","published":"2003-08-05T04:00:00Z","modified":"2024-08-08T01:58:10Z","updated_at":"2026-11-03T01:15:07.267875Z"}],"ghsa":[{"id":"GHSA-wv87-rv7f-cw5v","title":"Unknown vulnerability in ip_nat_sack_adjust of Netfilter in Linux kernels 2.4.20, and some 2.5.x,...","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.","status":"published","published":"2022-04-29T01:26:28Z","modified":"2023-01-30T05:01:21Z","updated_at":"2026-11-02T14:46:23.547617Z"}],"nvd":[{"id":"CVE-2003-0467","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.","status":"published","published":"2003-08-27T04:00:00Z","modified":"2026-06-16T22:02:15.62Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:47.41445Z"}]}}