{"id":"CVE-2002-0853","aliases":["EUVD-2002-0845","GHSA-5ppw-9f97-jjpj"],"status":"published","title":"Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a...","description":"Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a denial of service (CPU consumption) via a packet with a zero-length payload.","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":0.02155,"percentile":0.82285,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2002-09-05T04:00:00Z","modified":"2026-06-16T21:58:16Z","products":[{"vendor":"cisco","product":"vpn_client"}],"references":[{"url":"http://www.cisco.com/warp/public/707/vpnclient-multiple-vuln-pub.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/287771","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"http://www.securityfocus.com/bid/5440","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.iss.net/security_center/static/9821.php","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2002-0853"},{"url":"https://github.com/advisories/GHSA-5ppw-9f97-jjpj"}],"sources":{"cve":[{"id":"CVE-2002-0853","description":"Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a denial of service (CPU consumption) via a packet with a zero-length payload.","status":"published","published":"2003-04-02T05:00:00Z","modified":"2024-08-08T03:03:48.906Z","updated_at":"2026-11-02T14:33:55.303902Z"}],"euvd":[{"id":"EUVD-2002-0845","description":"Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a denial of service (CPU consumption) via a packet with a zero-length payload.","status":"published","published":"2003-04-02T05:00:00Z","modified":"2024-08-08T03:03:48Z","updated_at":"2026-11-03T01:14:59.095718Z"}],"ghsa":[{"id":"GHSA-5ppw-9f97-jjpj","title":"Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a...","description":"Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a denial of service (CPU consumption) via a packet with a zero-length payload.","status":"published","published":"2022-04-30T18:20:03Z","modified":"2023-01-30T05:06:00Z","updated_at":"2026-11-02T14:47:23.939517Z"}],"nvd":[{"id":"CVE-2002-0853","description":"Cisco Virtual Private Network (VPN) Client 3.5.4 and earlier allows remote attackers to cause a denial of service (CPU consumption) via a packet with a zero-length payload.","status":"published","published":"2002-09-05T04:00:00Z","modified":"2026-06-16T21:58:16.1Z","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":"2026-11-02T14:00:42.827505Z"}]}}