{"id":"CVE-2006-5550","aliases":["EUVD-2006-5535","GHSA-jc3w-9rh7-2w22"],"status":"published","title":"The kernel in FreeBSD 6.1 and OpenBSD 4.0 allows local users to cause a denial of service via...","description":"The kernel in FreeBSD 6.1 and OpenBSD 4.0 allows local users to cause a denial of service via unspecified vectors involving certain ioctl requests to /dev/crypto.","severity":{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00994,"percentile":0.62878,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2006-10-26T17:00:00Z","modified":"2026-06-16T22:31:25Z","exploits":[{"source":"exploitdb","id":"EDB-2639","title":"FreeBSD 6.1 - '/dev/crypto' Local Kernel Denial of Service","type":"dos","platform":"bsd","date":"2006-10-24","verified":true,"url":"https://www.exploit-db.com/exploits/2639"}],"products":[{"vendor":"freebsd","product":"freebsd"},{"vendor":"openbsd","product":"openbsd"}],"references":[{"url":"http://www.securityfocus.com/bid/20713","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"http://elegerov.blogspot.com/2006/10/here-is-lame-proof-of-concept-code-for.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://secunia.com/advisories/22543","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-5550"},{"url":"https://github.com/advisories/GHSA-jc3w-9rh7-2w22"}],"sources":{"cve":[{"id":"CVE-2006-5550","description":"The kernel in FreeBSD 6.1 and OpenBSD 4.0 allows local users to cause a denial of service via unspecified vectors involving certain ioctl requests to /dev/crypto.","status":"published","published":"2006-10-26T17:00:00Z","modified":"2024-09-16T20:58:33.586Z","updated_at":"2026-11-02T14:33:48.116532Z"}],"euvd":[{"id":"EUVD-2006-5535","description":"The kernel in FreeBSD 6.1 and OpenBSD 4.0 allows local users to cause a denial of service via unspecified vectors involving certain ioctl requests to /dev/crypto.","status":"published","published":"2006-10-26T17:00:00Z","modified":"2024-09-16T20:58:33Z","updated_at":"2026-11-03T00:55:09.104839Z"}],"ghsa":[{"id":"GHSA-jc3w-9rh7-2w22","title":"The kernel in FreeBSD 6.1 and OpenBSD 4.0 allows local users to cause a denial of service via...","description":"The kernel in FreeBSD 6.1 and OpenBSD 4.0 allows local users to cause a denial of service via unspecified vectors involving certain ioctl requests to /dev/crypto.","status":"published","published":"2022-05-01T07:29:36Z","modified":"2023-01-31T05:02:32Z","updated_at":"2026-11-02T14:48:16.940122Z"}],"nvd":[{"id":"CVE-2006-5550","description":"The kernel in FreeBSD 6.1 and OpenBSD 4.0 allows local users to cause a denial of service via unspecified vectors involving certain ioctl requests to /dev/crypto.","status":"published","published":"2006-10-26T17:07:00Z","modified":"2026-06-16T22:31:25.573Z","cvss":[{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:07.481037Z"}]}}