{"cve":"CVE-2002-1563","nvd":{"published":"2003-05-12T04:00:00.000","modified":"2026-06-16T21:59:33.623","status":"Modified","description":"stunnel 4.0.3 and earlier allows attackers to cause a denial of service (crash) via SIGCHLD signal handler race conditions that cause an inconsistency in the child counter.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000736","http://marc.info/?l=bugtraq&m=104247606910598","http://marc.info/?l=bugtraq&m=106029168514511&w=2","http://marc.info/?l=stunnel-users&m=103600188215117&w=2","http://www.linuxsecurity.com/advisories/engarde_advisory-3535.html"],"products":["stunnel:stunnel"],"source":"nvd","synced_at":"2026-10-19T19:35:54.859949650+00:00"},"epss":{"cve":"CVE-2002-1563","score":0.00337,"percentile":0.27182,"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."]}