{"id":"CVE-2006-4520","aliases":["EUVD-2006-4508","GHSA-ghvg-2p2w-w2hx"],"status":"published","title":"ncp in Novell eDirectory before 8.7.3 SP9, and 8.8.x before 8.8.1 FTF2, does not properly handle...","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.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02929,"percentile":0.87165,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2007-04-30T22:00:00Z","modified":"2026-06-16T22:29:15Z","products":[{"vendor":"novell","product":"edirectory"}],"references":[{"url":"http://www.vupen.com/english/advisories/2007/1550","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=518","tags":["third-party-advisory","x_refsource_IDEFENSE","x_transferred","Vendor Advisory"]},{"url":"http://www.novell.com/support/search.do?cmd=displayKC\u0026docType=kc\u0026externalId=3924657\u0026sliceId=SAL_Public","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"http://www.securitytracker.com/id?1017972","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/23685","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/33921","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-4520"},{"url":"https://github.com/advisories/GHSA-ghvg-2p2w-w2hx"}],"sources":{"cve":[{"id":"CVE-2006-4520","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.","status":"published","published":"2007-04-30T22:00:00Z","modified":"2024-08-07T19:14:47.459Z","updated_at":"2026-11-02T14:33:51.085765Z"}],"euvd":[{"id":"EUVD-2006-4508","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.","status":"published","published":"2007-04-30T22:00:00Z","modified":"2024-08-07T19:14:47Z","updated_at":"2026-11-03T01:15:51.734759Z"}],"ghsa":[{"id":"GHSA-ghvg-2p2w-w2hx","title":"ncp in Novell eDirectory before 8.7.3 SP9, and 8.8.x before 8.8.1 FTF2, does not properly handle...","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.","status":"published","published":"2022-05-01T07:19:23Z","modified":"2023-01-31T05:01:57Z","updated_at":"2026-11-02T14:48:10.096738Z"}],"nvd":[{"id":"CVE-2006-4520","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.","status":"published","published":"2007-04-30T22:19:00Z","modified":"2026-06-16T22:29:15.737Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:01:10.726159Z"}]}}