{"cve":{"cve_id":"CVE-2002-0853","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.02155,"epss_percentile":0.79794,"epss_as_of":"2026-06-23","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.","published_at":"2003-04-02T05:00:00Z","last_modified_at":"2026-06-16T21:58:16.100000Z","cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["http://www.cisco.com/warp/public/707/vpnclient-multiple-vuln-pub.shtml","http://www.kb.cert.org/vuls/id/287771","http://www.securityfocus.com/bid/5440","http://www.iss.net/security_center/static/9821.php"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:02:23.065873Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"vpn-client","product_name":"vpn_client","version_start":"3.5.2","version_start_inclusive":true,"version_end":"3.5.2","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:vpn_client:3.5.2:*:windows:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"vpn-client","product_name":"vpn_client","version_start":"3.5.1","version_start_inclusive":true,"version_end":"3.5.1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:vpn_client:3.5.1:*:linux:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"vpn-client","product_name":"vpn_client","version_start":"3.5.1","version_start_inclusive":true,"version_end":"3.5.1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:vpn_client:3.5.1:*:mac_os_x:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"vpn-client","product_name":"vpn_client","version_start":"3.5.1","version_start_inclusive":true,"version_end":"3.5.1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:vpn_client:3.5.1:*:solaris:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"vpn-client","product_name":"vpn_client","version_start":"3.5.1","version_start_inclusive":true,"version_end":"3.5.1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:vpn_client:3.5.1:*:windows:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"vpn-client","product_name":"vpn_client","version_start":"3.5.2","version_start_inclusive":true,"version_end":"3.5.2","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:vpn_client:3.5.2:*:linux:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"vpn-client","product_name":"vpn_client","version_start":"3.5.2","version_start_inclusive":true,"version_end":"3.5.2","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:vpn_client:3.5.2:*:mac_os_x:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"vpn-client","product_name":"vpn_client","version_start":"3.5.2","version_start_inclusive":true,"version_end":"3.5.2","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:cisco:vpn_client:3.5.2:*:solaris:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.cisco.com/warp/public/707/vpnclient-multiple-vuln-pub.shtml","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.kb.cert.org/vuls/id/287771","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/bid/5440","source_type":"MISC","tags":[]},{"url":"http://www.iss.net/security_center/static/9821.php","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2003-04-02T05:00:00Z","label":"CVE published","source":null}]}