{"id":"CVE-2003-1004","aliases":["EUVD-2003-0994","GHSA-hcm5-h4f2-jg39"],"status":"published","title":"Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers...","description":"Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers to cause a denial of service (dropped IPSec tunnel connection) via an IKE Phase I negotiation request to the outside interface of the firewall.","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":0.01306,"percentile":0.70743,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2003-12-17T05:00:00Z","modified":"2026-06-16T22:03:20Z","products":[{"vendor":"cisco","product":"pix_firewall"},{"vendor":"cisco","product":"pix_firewall_software"}],"references":[{"url":"http://www.cisco.com/warp/public/707/cisco-sa-20031215-pix.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-1004"},{"url":"https://github.com/advisories/GHSA-hcm5-h4f2-jg39"}],"sources":{"cve":[{"id":"CVE-2003-1004","description":"Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers to cause a denial of service (dropped IPSec tunnel connection) via an IKE Phase I negotiation request to the outside interface of the firewall.","status":"published","published":"2003-12-17T05:00:00Z","modified":"2024-09-16T18:34:36.621Z","updated_at":"2026-11-02T14:20:16.411288Z"}],"euvd":[{"id":"EUVD-2003-0994","description":"Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers to cause a denial of service (dropped IPSec tunnel connection) via an IKE Phase I negotiation request to the outside interface of the firewall.","status":"published","published":"2003-12-17T05:00:00Z","modified":"2024-09-16T18:34:36Z","updated_at":"2026-11-03T00:55:31.048035Z"}],"ghsa":[{"id":"GHSA-hcm5-h4f2-jg39","title":"Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers...","description":"Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers to cause a denial of service (dropped IPSec tunnel connection) via an IKE Phase I negotiation request to the outside interface of the firewall.","status":"published","published":"2022-04-29T01:27:19Z","modified":"2023-01-30T05:01:44Z","updated_at":"2026-11-02T14:46:28.346354Z"}],"nvd":[{"id":"CVE-2003-1004","description":"Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers to cause a denial of service (dropped IPSec tunnel connection) via an IKE Phase I negotiation request to the outside interface of the firewall.","status":"published","published":"2004-01-05T05:00:00Z","modified":"2026-06-16T22:03:20.46Z","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":"2026-11-02T14:00:48.212104Z"}]}}