{"cve":"CVE-2007-5667","nvd":{"published":"2007-11-14T01:46:00.000","modified":"2026-06-16T22:46:36.337","status":"Modified","description":"NWFILTER.SYS in Novell Client 4.91 SP 1 through SP 4 for Windows 2000, XP, and Server 2003 makes the \\.\\nwfilter device available for arbitrary user-mode input via METHOD_NEITHER IOCTLs, which allows local users to gain privileges by passing a kernel address as an argument and overwriting kernel memory locations.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=626","http://osvdb.org/40867","http://secunia.com/advisories/27678","http://www.securityfocus.com/bid/26420","http://www.securitytracker.com/id?1018943"],"products":["novell:client"],"source":"nvd","synced_at":"2026-10-19T19:49:50.107194424+00:00"},"epss":{"cve":"CVE-2007-5667","score":0.00366,"percentile":0.30465,"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."]}