CVE Database›Document archive›CVE-2013-6230

CVE-2013-6230

bind: localnets ACL bypass caused by WinSock API bug

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Severity

Moderate

Red Hat Product Security

6.8

CVSS 2.0

Review impact separately from score.

Published · November 6, 2013

Updated · January 8, 2026

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.

Statement

Not vulnerable. This flaw only affected BIND on Microsoft Windows platforms with a flawed WinSock call. This vulnerability does not affect BIND on Linux or Unix platforms.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 6.8
AV:N/AC:M/Au:N/C:P/I:P/A:P

CWE not specified