{"cve":{"cve_id":"CVE-2001-0877","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":0.37178,"epss_percentile":0.9832,"epss_as_of":"2026-06-23","description":"Universal Plug and Play (UPnP) on Windows 98, 98SE, ME, and XP allows remote attackers to cause a denial of service via (1) a spoofed SSDP advertisement that causes the client to connect to a service on another machine that generates a large amount of traffic (e.g., chargen), or (2) via a spoofed SSDP announcement to broadcast or multicast addresses, which could cause all UPnP clients to send traffic to a single target system.","published_at":"2002-03-09T05:00:00Z","last_modified_at":"2026-06-16T21:55:09.207000Z","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.kb.cert.org/vuls/id/411059","http://www.ciac.org/ciac/bulletins/m-030.shtml","http://www.securityfocus.com/archive/1/249238","http://marc.info/?l=ntbugtraq&m=100887271006313&w=2","http://marc.info/?l=bugtraq&m=100887440810532&w=2","http://www.cert.org/advisories/CA-2001-37.html","https://exchange.xforce.ibmcloud.com/vulnerabilities/7722","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-059","http://www.securityfocus.com/bid/3724"],"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":"2026-06-28T23:02:15.887144Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"windows-98","product_name":"windows_98","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:o:microsoft:windows_98:*:gold:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"windows-98se","product_name":"windows_98se","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:o:microsoft:windows_98se:*:*:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"windows-me","product_name":"windows_me","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:o:microsoft:windows_me:*:*:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"windows-xp","product_name":"windows_xp","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:o:microsoft:windows_xp:*:gold:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.kb.cert.org/vuls/id/411059","source_type":"MISC","tags":[]},{"url":"http://www.ciac.org/ciac/bulletins/m-030.shtml","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/archive/1/249238","source_type":"MISC","tags":[]},{"url":"http://marc.info/?l=ntbugtraq&m=100887271006313&w=2","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://marc.info/?l=bugtraq&m=100887440810532&w=2","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://www.cert.org/advisories/CA-2001-37.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/7722","source_type":"MISC","tags":[]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-059","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/bid/3724","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2002-03-09T05:00:00Z","label":"CVE published","source":null}]}