ms-chap

About this tag
MS-CHAP, or Microsoft Challenge Handshake Authentication Protocol, is an authentication protocol used primarily in Point-to-Point Tunneling Protocol (PPTP) VPNs. Discussions on WindowsForum.com highlight a Microsoft Security Advisory (2743314) from August 2012, which addresses known weaknesses in MS-CHAP v2. The advisory notes that exploit code had been published, potentially allowing information disclosure. Microsoft stated it was not aware of active attacks at that time but provided guidance for customers. This tag covers security concerns and updates related to MS-CHAP v2 authentication in VPN contexts.
  1. News

    Microsoft Security Advisory (2743314): Unencapsulated MS-CHAP v2 Authentication Could Allow Informat

    Revision Note: V1.0 (August 20, 2012): Advisory published. Summary: Microsoft is aware that detailed exploit code has been published for known weaknesses in the Microsoft Challenge Handshake Authentication Protocol version 2 (MS-CHAP v2). The MS-CHAP v2 protocol is widely used as an...
  2. News

    Microsoft Security Advisory (2743314): Unencapsulated MS-CHAP v2 Authentication Could Allow Informat

    Revision Note: V1.0 (August 20, 2012): Advisory published. Summary: Microsoft is aware that detailed exploit code has been published for known weaknesses in the Microsoft Challenge Handshake Authentication Protocol version 2 (MS-CHAP v2). The MS-CHAP v2 protocol is widely used as an...
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