{"id":"CVE-2013-6230","aliases":["EUVD-2013-6059","GHSA-v9c9-f7pq-rcx4"],"status":"published","title":"The Winsock WSAIoctl API in Microsoft Windows Server 2008, as used in ISC BIND 9.6-ESV before 9.6...","description":"The Winsock WSAIoctl API in Microsoft Windows Server 2008, as used in ISC BIND 9.6-ESV before 9.6-ESV-R10-P1, 9.8 before 9.8.6-P1, 9.9 before 9.9.4-P1, 9.9.3-S1, 9.9.4-S1, and other products, does not properly support the SIO_GET_INTERFACE_LIST command for netmask 255.255.255.255, which allows remote attackers to bypass intended IP address restrictions by leveraging misinterpretation of this netmask as a 0.0.0.0 netmask.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.05706,"percentile":0.93072,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264"],"published":"2013-11-08T02:00:00Z","modified":"2026-06-17T00:00:11Z","products":[{"vendor":"isc","product":"bind"}],"references":[{"url":"https://kb.isc.org/article/AA-01063","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2014\u0026m=slackware-security.518391","tags":["vendor-advisory","x_refsource_SLACKWARE","x_transferred"]},{"url":"https://kb.isc.org/article/AA-01062","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-6230"},{"url":"https://github.com/advisories/GHSA-v9c9-f7pq-rcx4"}],"sources":{"cve":[{"id":"CVE-2013-6230","description":"The Winsock WSAIoctl API in Microsoft Windows Server 2008, as used in ISC BIND 9.6-ESV before 9.6-ESV-R10-P1, 9.8 before 9.8.6-P1, 9.9 before 9.9.4-P1, 9.9.3-S1, 9.9.4-S1, and other products, does not properly support the SIO_GET_INTERFACE_LIST command for netmask 255.255.255.255, which allows remote attackers to bypass intended IP address restrictions by leveraging misinterpretation of this netmask as a 0.0.0.0 netmask.","status":"published","published":"2013-11-08T02:00:00Z","modified":"2024-08-06T17:38:58.81Z","updated_at":"2026-11-02T14:34:57.195423Z"}],"euvd":[{"id":"EUVD-2013-6059","description":"The Winsock WSAIoctl API in Microsoft Windows Server 2008, as used in ISC BIND 9.6-ESV before 9.6-ESV-R10-P1, 9.8 before 9.8.6-P1, 9.9 before 9.9.4-P1, 9.9.3-S1, 9.9.4-S1, and other products, does not properly support the SIO_GET_INTERFACE_LIST command for netmask 255.255.255.255, which allows remote attackers to bypass intended IP address restrictions by leveraging misinterpretation of this netmask as a 0.0.0.0 netmask.","status":"published","published":"2013-11-08T02:00:00Z","modified":"2024-08-06T17:38:58Z","updated_at":"2026-11-03T01:56:26.749939Z"}],"ghsa":[{"id":"GHSA-v9c9-f7pq-rcx4","title":"The Winsock WSAIoctl API in Microsoft Windows Server 2008, as used in ISC BIND 9.6-ESV before 9.6...","description":"The Winsock WSAIoctl API in Microsoft Windows Server 2008, as used in ISC BIND 9.6-ESV before 9.6-ESV-R10-P1, 9.8 before 9.8.6-P1, 9.9 before 9.9.4-P1, 9.9.3-S1, 9.9.4-S1, and other products, does not properly support the SIO_GET_INTERFACE_LIST command for netmask 255.255.255.255, which allows remote attackers to bypass intended IP address restrictions by leveraging misinterpretation of this netmask as a 0.0.0.0 netmask.","status":"published","published":"2022-05-14T02:13:42Z","modified":"2023-02-02T05:05:24Z","updated_at":"2026-11-02T14:52:06.598736Z"}],"nvd":[{"id":"CVE-2013-6230","description":"The Winsock WSAIoctl API in Microsoft Windows Server 2008, as used in ISC BIND 9.6-ESV before 9.6-ESV-R10-P1, 9.8 before 9.8.6-P1, 9.9 before 9.9.4-P1, 9.9.3-S1, 9.9.4-S1, and other products, does not properly support the SIO_GET_INTERFACE_LIST command for netmask 255.255.255.255, which allows remote attackers to bypass intended IP address restrictions by leveraging misinterpretation of this netmask as a 0.0.0.0 netmask.","status":"published","published":"2013-11-08T04:47:23.087Z","modified":"2026-06-17T00:00:11.66Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:02:40.988689Z"}]}}