{"id":"CVE-2001-0877","aliases":["EUVD-2001-0860","GHSA-wx6w-q8m9-4cv4"],"status":"published","title":"Universal Plug and Play (UPnP) on Windows 98, 98SE, ME, and XP allows remote attackers to cause a...","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.","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":0.43764,"percentile":0.98753,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2001-12-20T05:00:00Z","modified":"2026-06-16T21:55:09Z","products":[{"vendor":"microsoft","product":"windows_98"},{"vendor":"microsoft","product":"windows_98se"},{"vendor":"microsoft","product":"windows_me"},{"vendor":"microsoft","product":"windows_xp"}],"references":[{"url":"http://www.kb.cert.org/vuls/id/411059","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"http://www.ciac.org/ciac/bulletins/m-030.shtml","tags":["third-party-advisory","government-resource","x_refsource_CIAC","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/249238","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Vendor Advisory"]},{"url":"http://marc.info/?l=ntbugtraq\u0026m=100887271006313\u0026w=2","tags":["mailing-list","x_refsource_NTBUGTRAQ","x_transferred"]},{"url":"http://marc.info/?l=bugtraq\u0026m=100887440810532\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.cert.org/advisories/CA-2001-37.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Patch","Third Party Advisory","US Government Resource"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/7722","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-059","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.securityfocus.com/bid/3724","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0877"},{"url":"https://github.com/advisories/GHSA-wx6w-q8m9-4cv4"}],"sources":{"cve":[{"id":"CVE-2001-0877","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.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:37:06.826Z","updated_at":"2026-11-02T14:34:43.358691Z"}],"euvd":[{"id":"EUVD-2001-0860","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.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:37:06Z","updated_at":"2026-11-03T01:14:49.590185Z"}],"ghsa":[{"id":"GHSA-wx6w-q8m9-4cv4","title":"Universal Plug and Play (UPnP) on Windows 98, 98SE, ME, and XP allows remote attackers to cause a...","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.","status":"published","published":"2022-04-30T18:16:53Z","modified":"2023-01-30T05:05:42Z","updated_at":"2026-11-02T14:47:20.238022Z"}],"nvd":[{"id":"CVE-2001-0877","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.","status":"published","published":"2001-12-20T05:00:00Z","modified":"2026-06-16T21:55:09.207Z","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":"2026-11-02T14:00:41.313877Z"}]}}