{"cve":"CVE-2002-1511","nvd":{"published":"2003-03-03T05:00:00.000","modified":"2026-06-16T21:59:27.900","status":"Modified","description":"The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://changelogs.credativ.org/debian/pool/main/v/vnc/vnc_3.3.6-3/changelog","http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000640","http://security.gentoo.org/glsa/glsa-200302-15.xml","http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert/56161","http://www.iss.net/security_center/static/11384.php"],"products":["att:vnc","tightvnc:tightvnc"],"source":"nvd","synced_at":"2026-10-19T19:35:54.859949650+00:00"},"epss":{"cve":"CVE-2002-1511","score":0.01808,"percentile":0.78594,"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."]}