{"cve":"CVE-1999-1214","nvd":{"published":"1997-09-15T04:00:00.000","modified":"2026-06-16T21:49:57.743","status":"Modified","description":"The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-255"],"references":["http://www.openbsd.com/advisories/signals.txt","http://www.openbsd.com/advisories/signals.txt","http://www.openbsd.com/advisories/signals.txt","http://www.openbsd.com/advisories/signals.txt","http://www.osvdb.org/11062"],"products":["bsd:bsd","freebsd:freebsd","netbsd:netbsd","openbsd:openbsd","sgi:irix"],"source":"nvd","synced_at":"2026-10-19T19:33:01.030757803+00:00"},"epss":{"cve":"CVE-1999-1214","score":0.00297,"percentile":0.22448,"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."]}