{"cve":"CVE-2010-1224","nvd":{"published":"2010-04-01T21:30:00.420","modified":"2026-06-16T23:17:53.120","status":"Modified","description":"main/acl.c in Asterisk Open Source 1.6.0.x before 1.6.0.25, 1.6.1.x before 1.6.1.17, and 1.6.2.x before 1.6.2.5 does not properly enforce remote host access controls when CIDR notation \"/0\" is used in permit= and deny= configuration rules, which causes an improper arithmetic shift and might allow remote attackers to bypass ACL rules and access services from unauthorized hosts.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://downloads.asterisk.org/pub/security/AST-2010-003-1.6.0.diff","http://downloads.asterisk.org/pub/security/AST-2010-003-1.6.1.diff","http://downloads.asterisk.org/pub/security/AST-2010-003-1.6.2.diff","http://downloads.asterisk.org/pub/security/AST-2010-003.html","http://lists.fedoraproject.org/pipermail/package-announce/2010-March/037679.html"],"products":["digium:asterisk"],"source":"nvd","synced_at":"2026-10-19T19:55:32.599380760+00:00"},"epss":{"cve":"CVE-2010-1224","score":0.03534,"percentile":0.89261,"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."]}