{"id":"CVE-2001-1086","aliases":["EUVD-2001-1067","GHSA-45vg-36w4-jh4r"],"status":"published","title":"XDM in XFree86 3.3 and 3.3.3 generates easily guessable cookies using gettimeofday() when...","description":"XDM in XFree86 3.3 and 3.3.3 generates easily guessable cookies using gettimeofday() when compiled with the HasXdmXauth option, which allows remote attackers to gain unauthorized access to the X display via a brute force attack.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02844,"percentile":0.86776,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2001-07-04T04:00:00Z","modified":"2026-06-16T21:55:33Z","exploits":[{"source":"exploitdb","id":"EDB-20993","title":"XFree86 X11R6 3.3 XDM - Session Cookie Guessing","type":"remote","platform":"unix","date":"2001-06-24","verified":true,"url":"https://www.exploit-db.com/exploits/20993"}],"products":[{"vendor":"xfree86_project","product":"x11r6"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6808","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://online.securityfocus.com/archive/1/195008","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/archive/1/194907","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/2985","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-1086"},{"url":"https://github.com/advisories/GHSA-45vg-36w4-jh4r"}],"sources":{"cve":[{"id":"CVE-2001-1086","description":"XDM in XFree86 3.3 and 3.3.3 generates easily guessable cookies using gettimeofday() when compiled with the HasXdmXauth option, which allows remote attackers to gain unauthorized access to the X display via a brute force attack.","status":"published","published":"2002-03-15T05:00:00Z","modified":"2024-08-08T04:44:07.287Z","updated_at":"2026-11-02T14:34:42.680977Z"}],"euvd":[{"id":"EUVD-2001-1067","description":"XDM in XFree86 3.3 and 3.3.3 generates easily guessable cookies using gettimeofday() when compiled with the HasXdmXauth option, which allows remote attackers to gain unauthorized access to the X display via a brute force attack.","status":"published","published":"2002-03-15T05:00:00Z","modified":"2024-08-08T04:44:07Z","updated_at":"2026-11-03T01:14:48.585514Z"}],"ghsa":[{"id":"GHSA-45vg-36w4-jh4r","title":"XDM in XFree86 3.3 and 3.3.3 generates easily guessable cookies using gettimeofday() when...","description":"XDM in XFree86 3.3 and 3.3.3 generates easily guessable cookies using gettimeofday() when compiled with the HasXdmXauth option, which allows remote attackers to gain unauthorized access to the X display via a brute force attack.","status":"published","published":"2022-04-30T18:17:18Z","modified":"2023-01-30T05:05:40Z","updated_at":"2026-11-02T14:47:19.787947Z"}],"nvd":[{"id":"CVE-2001-1086","description":"XDM in XFree86 3.3 and 3.3.3 generates easily guessable cookies using gettimeofday() when compiled with the HasXdmXauth option, which allows remote attackers to gain unauthorized access to the X display via a brute force attack.","status":"published","published":"2001-07-04T04:00:00Z","modified":"2026-06-16T21:55:33.603Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:40.041412Z"}]}}