{"id":"CVE-2001-0830","aliases":["EUVD-2001-0813","GHSA-x6j7-c99q-rch9"],"status":"published","title":"6tunnel 0.08 and earlier does not properly close sockets that were initiated by a client, which...","description":"6tunnel 0.08 and earlier does not properly close sockets that were initiated by a client, which allows remote attackers to cause a denial of service (resource exhaustion) by repeatedly connecting to and disconnecting from the server.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.05665,"percentile":0.93031,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-772"],"published":"2001-12-06T05:00:00Z","modified":"2026-06-16T21:55:02Z","exploits":[{"source":"exploitdb","id":"EDB-21126","title":"6Tunnel 0.6/0.7/0.8 - Connection Close State Denial of Service","type":"dos","platform":"multiple","date":"2001-10-23","verified":true,"url":"https://www.exploit-db.com/exploits/21126"}],"products":[{"vendor":"6tunnel_project","product":"6tunnel"}],"references":[{"url":"http://marc.info/?l=bugtraq\u0026m=100386451702966\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Mailing List"]},{"url":"http://www.securityfocus.com/bid/3467","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/7337","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"ftp://213.146.38.146/pub/wojtekka/6tunnel-0.09.tar.gz","tags":["x_refsource_CONFIRM","x_transferred","Broken Link"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0830"},{"url":"https://github.com/advisories/GHSA-x6j7-c99q-rch9"}],"sources":{"cve":[{"id":"CVE-2001-0830","description":"6tunnel 0.08 and earlier does not properly close sockets that were initiated by a client, which allows remote attackers to cause a denial of service (resource exhaustion) by repeatedly connecting to and disconnecting from the server.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:37:07.092Z","updated_at":"2026-11-02T14:34:43.358691Z"}],"euvd":[{"id":"EUVD-2001-0813","description":"6tunnel 0.08 and earlier does not properly close sockets that were initiated by a client, which allows remote attackers to cause a denial of service (resource exhaustion) by repeatedly connecting to and disconnecting from the server.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:37:07Z","updated_at":"2026-11-03T01:14:49.590185Z"}],"ghsa":[{"id":"GHSA-x6j7-c99q-rch9","title":"6tunnel 0.08 and earlier does not properly close sockets that were initiated by a client, which...","description":"6tunnel 0.08 and earlier does not properly close sockets that were initiated by a client, which allows remote attackers to cause a denial of service (resource exhaustion) by repeatedly connecting to and disconnecting from the server.","status":"published","published":"2022-05-03T03:07:12Z","modified":"2023-02-01T05:01:01Z","updated_at":"2026-11-02T14:49:39.185404Z"}],"nvd":[{"id":"CVE-2001-0830","description":"6tunnel 0.08 and earlier does not properly close sockets that were initiated by a client, which allows remote attackers to cause a denial of service (resource exhaustion) by repeatedly connecting to and disconnecting from the server.","status":"published","published":"2001-12-06T05:00:00Z","modified":"2026-06-16T21:55:02.69Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-772"],"updated_at":"2026-11-02T14:00:41.313877Z"}]}}