{"id":"CVE-2003-0258","aliases":["EUVD-2003-0253","GHSA-jv37-pvx6-rjx4"],"status":"published","title":"Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through 4.0.REL,...","description":"Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through 4.0.REL, when enabling IPSec over TCP for a port on the concentrator, allow remote attackers to reach the private network without authentication.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02158,"percentile":0.82313,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2003-05-08T04:00:00Z","modified":"2026-06-16T22:01:51Z","products":[{"vendor":"cisco","product":"vpn_3000_concentrator_series_software"},{"vendor":"cisco","product":"vpn_3002_hardware_client"},{"vendor":"cisco","product":"vpn_3005_concentrator_software"},{"vendor":"cisco","product":"vpn_3015_concentrator"},{"vendor":"cisco","product":"vpn_3030_concentator"},{"vendor":"cisco","product":"vpn_3060_concentrator"},{"vendor":"cisco","product":"vpn_3080_concentrator"}],"references":[{"url":"http://www.kb.cert.org/vuls/id/727780","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"http://www.cisco.com/warp/public/707/cisco-sa-20030507-vpn3k.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/11954","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0258"},{"url":"https://github.com/advisories/GHSA-jv37-pvx6-rjx4"}],"sources":{"cve":[{"id":"CVE-2003-0258","description":"Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through 4.0.REL, when enabling IPSec over TCP for a port on the concentrator, allow remote attackers to reach the private network without authentication.","status":"published","published":"2003-05-08T04:00:00Z","modified":"2024-08-08T01:50:46.866Z","updated_at":"2026-11-02T14:20:16.411288Z"}],"euvd":[{"id":"EUVD-2003-0253","description":"Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through 4.0.REL, when enabling IPSec over TCP for a port on the concentrator, allow remote attackers to reach the private network without authentication.","status":"published","published":"2003-05-08T04:00:00Z","modified":"2024-08-08T01:50:46Z","updated_at":"2026-11-03T01:15:08.178994Z"}],"ghsa":[{"id":"GHSA-jv37-pvx6-rjx4","title":"Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through 4.0.REL,...","description":"Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through 4.0.REL, when enabling IPSec over TCP for a port on the concentrator, allow remote attackers to reach the private network without authentication.","status":"published","published":"2022-04-29T01:26:06Z","modified":"2023-01-30T05:01:04Z","updated_at":"2026-11-02T14:46:19.644366Z"}],"nvd":[{"id":"CVE-2003-0258","description":"Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through 4.0.REL, when enabling IPSec over TCP for a port on the concentrator, allow remote attackers to reach the private network without authentication.","status":"published","published":"2003-05-27T04:00:00Z","modified":"2026-06-16T22:01:51.407Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:46.710758Z"}]}}