{"cve":"CVE-2001-0864","nvd":{"published":"2001-12-06T05:00:00.000","modified":"2026-06-16T21:55:07.620","status":"Modified","description":"Cisco 12000 with IOS 12.0 and line cards based on Engine 2 does not properly handle the implicit \"deny ip any any\" rule in an outgoing ACL when the ACL contains exactly 448 entries, which can allow some outgoing packets to bypass access restrictions.","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-ACL-pub.shtml","http://www.osvdb.org/1986","http://www.securityfocus.com/bid/3536","https://exchange.xforce.ibmcloud.com/vulnerabilities/7553"],"products":["cisco:12000_router"],"source":"nvd","synced_at":"2026-10-19T19:34:38.930894741+00:00"},"epss":{"cve":"CVE-2001-0864","score":0.01392,"percentile":0.72362,"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."]}