{"id":"CVE-2004-0819","aliases":["EUVD-2004-0817","GHSA-352x-466x-pc2w"],"status":"published","title":"The bridge functionality in OpenBSD 3.4 and 3.5, when running a gateway configured as a bridging...","description":"The bridge functionality in OpenBSD 3.4 and 3.5, when running a gateway configured as a bridging firewall with the link2 option for IPSec enabled, allows remote attackers to cause a denial of service (crash) via an ICMP echo (ping) packet.","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":0.01411,"percentile":0.72854,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2004-08-25T04:00:00Z","modified":"2026-06-16T22:06:27Z","products":[{"vendor":"openbsd","product":"openbsd"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/17129","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://openbsd.org/errata34.html","tags":["vendor-advisory","x_refsource_OPENBSD","x_transferred","Patch","Vendor Advisory"]},{"url":"http://marc.info/?l=bugtraq\u0026m=109345131508824\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2004-0819"},{"url":"https://github.com/advisories/GHSA-352x-466x-pc2w"}],"sources":{"cve":[{"id":"CVE-2004-0819","description":"The bridge functionality in OpenBSD 3.4 and 3.5, when running a gateway configured as a bridging firewall with the link2 option for IPSec enabled, allows remote attackers to cause a denial of service (crash) via an ICMP echo (ping) packet.","status":"published","published":"2004-09-02T04:00:00Z","modified":"2024-08-08T00:31:47.62Z","updated_at":"2026-11-02T14:34:55.098814Z"}],"euvd":[{"id":"EUVD-2004-0817","description":"The bridge functionality in OpenBSD 3.4 and 3.5, when running a gateway configured as a bridging firewall with the link2 option for IPSec enabled, allows remote attackers to cause a denial of service (crash) via an ICMP echo (ping) packet.","status":"published","published":"2004-09-02T04:00:00Z","modified":"2024-08-08T00:31:47Z","updated_at":"2026-11-03T01:15:17.778038Z"}],"ghsa":[{"id":"GHSA-352x-466x-pc2w","title":"The bridge functionality in OpenBSD 3.4 and 3.5, when running a gateway configured as a bridging...","description":"The bridge functionality in OpenBSD 3.4 and 3.5, when running a gateway configured as a bridging firewall with the link2 option for IPSec enabled, allows remote attackers to cause a denial of service (crash) via an ICMP echo (ping) packet.","status":"published","published":"2022-04-29T02:58:25Z","modified":"2023-01-30T05:02:52Z","updated_at":"2026-11-02T14:46:43.616467Z"}],"nvd":[{"id":"CVE-2004-0819","description":"The bridge functionality in OpenBSD 3.4 and 3.5, when running a gateway configured as a bridging firewall with the link2 option for IPSec enabled, allows remote attackers to cause a denial of service (crash) via an ICMP echo (ping) packet.","status":"published","published":"2004-08-25T04:00:00Z","modified":"2026-06-16T22:06:27.14Z","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":"2026-11-02T14:00:51.000028Z"}]}}