Microsoft ISA Server contains a flaw that may allow a malicious user to gain access to unauthorized privileges. The issue is triggered when the NetBIOS (all) predefined packet filter allows remote attackers to connect to services utilizing the NetBIOS protocol. This flaw may lead to a loss of confidentiality or integrity.
Remote / Network Access
Loss of Confidentiality,
Loss of Integrity
Currently, there are no known workarounds or upgrades to correct this issue. However, Microsoft has released a patch to address this vulnerability.
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