{"cve":"CVE-2001-1180","nvd":{"published":"2001-07-10T04:00:00.000","modified":"2026-06-16T21:55:44.423","status":"Modified","description":"FreeBSD 4.3 does not properly clear shared signal handlers when executing a process, which allows local users to gain privileges by calling rfork with a shared signal handler, having the child process execute a setuid program, and sending a signal to the child.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:42.signal.v1.1.asc","http://archives.neohapsis.com/archives/bugtraq/2001-07/0179.html","http://ciac.llnl.gov/ciac/bulletins/l-111.shtml","http://www.kb.cert.org/vuls/id/943633","http://www.osvdb.org/1897"],"products":["freebsd:freebsd"],"source":"nvd","synced_at":"2026-10-19T19:33:02.361923049+00:00"},"epss":{"cve":"CVE-2001-1180","score":0.00595,"percentile":0.48449,"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."]}