{"cve":"CVE-2001-0861","nvd":{"published":"2001-12-06T05:00:00.000","modified":"2026-06-16T21:55:07.260","status":"Modified","description":"Cisco 12000 with IOS 12.0 and line cards based on Engine 2 and earlier allows remote attackers to cause a denial of service (CPU consumption) by flooding the router with traffic that generates a large number of ICMP Unreachable replies.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://www.ciac.org/ciac/bulletins/m-018.shtml","http://www.cisco.com/warp/public/707/GSR-unreachables-pub.shtml","http://www.osvdb.org/794","http://www.securityfocus.com/bid/3534","https://exchange.xforce.ibmcloud.com/vulnerabilities/7536"],"products":["cisco:12000_router"],"source":"nvd","synced_at":"2026-10-19T19:34:38.930894741+00:00"},"epss":{"cve":"CVE-2001-0861","score":0.01675,"percentile":0.76871,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}