{"id":"CVE-2006-4126","aliases":["EUVD-2006-4116","GHSA-r65q-wr7j-5xg8"],"status":"published","title":"The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to...","description":"The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to cause a denial of service (application crash) by sending a client message before providing the nickname, which triggers a null pointer dereference.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.08999,"percentile":0.95302,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2006-08-14T23:00:00Z","modified":"2026-06-16T22:28:28Z","exploits":[{"source":"exploitdb","id":"EDB-28345","title":"DConnect Daemon DC Chat - Denial of Service","type":"dos","platform":"multiple","date":"2006-08-06","verified":true,"url":"https://www.exploit-db.com/exploits/28345"}],"products":[{"vendor":"dconnect","product":"dconnect_daemon"}],"references":[{"url":"http://www.securityfocus.com/archive/1/442440/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2006/3181","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/28279","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://secunia.com/advisories/21384","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Exploit","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/19370","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch"]},{"url":"http://securityreason.com/securityalert/1377","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://www.dc.ds.pg.gda.pl/","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"http://securitytracker.com/id?1016641","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Exploit"]},{"url":"http://www.dc.ds.pg.gda.pl/?page=doc\u0026doc=changelog","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-4126"},{"url":"http://www.dc.ds.pg.gda.pl"},{"url":"https://github.com/advisories/GHSA-r65q-wr7j-5xg8"}],"sources":{"cve":[{"id":"CVE-2006-4126","description":"The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to cause a denial of service (application crash) by sending a client message before providing the nickname, which triggers a null pointer dereference.","status":"published","published":"2006-08-14T23:00:00Z","modified":"2024-08-07T18:57:46.3Z","updated_at":"2026-11-02T14:33:51.470623Z"}],"euvd":[{"id":"EUVD-2006-4116","description":"The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to cause a denial of service (application crash) by sending a client message before providing the nickname, which triggers a null pointer dereference.","status":"published","published":"2006-08-14T23:00:00Z","modified":"2024-08-07T18:57:46Z","updated_at":"2026-11-03T01:15:53.114486Z"}],"ghsa":[{"id":"GHSA-r65q-wr7j-5xg8","title":"The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to...","description":"The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to cause a denial of service (application crash) by sending a client message before providing the nickname, which triggers a null pointer dereference.","status":"published","published":"2022-05-01T07:15:47Z","modified":"2025-04-03T04:39:40Z","updated_at":"2026-11-02T15:00:46.592062Z"}],"nvd":[{"id":"CVE-2006-4126","description":"The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to cause a denial of service (application crash) by sending a client message before providing the nickname, which triggers a null pointer dereference.","status":"published","published":"2006-08-14T23:04:00Z","modified":"2026-06-16T22:28:28.51Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:05.130518Z"}]}}