{"cve":"CVE-2006-4520","nvd":{"published":"2007-04-30T22:19:00.000","modified":"2026-06-16T22:29:15.737","status":"Modified","description":"ncp in Novell eDirectory before 8.7.3 SP9, and 8.8.x before 8.8.1 FTF2, does not properly handle NCP fragments with a negative length, which allows remote attackers to cause a denial of service (daemon crash) when the heap is written to a log file.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=518","http://www.novell.com/support/search.do?cmd=displayKC&docType=kc&externalId=3924657&sliceId=SAL_Public","http://www.securityfocus.com/bid/23685","http://www.securitytracker.com/id?1017972","http://www.vupen.com/english/advisories/2007/1550"],"products":["novell:edirectory"],"source":"nvd","synced_at":"2026-10-19T19:46:28.846926071+00:00"},"epss":{"cve":"CVE-2006-4520","score":0.02929,"percentile":0.87077,"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."]}