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explorer ntlm
About this tag
The tag 'explorer ntlm' covers Windows NTLM security issues where the Windows Explorer process initiates NTLM authentication, often exploited in spoofing or hash disclosure attacks. A key topic is CVE-2025-59244, a Windows NTLM vulnerability that can be triggered when Explorer connects to an attacker-controlled SMB server. Discussions focus on understanding the attack flow, applying Microsoft's security patches, and implementing layered mitigations. The tag is relevant for IT administrators and security professionals dealing with NTLM-related threats in enterprise Windows environments.
Microsoft’s Security Update Guide catalogs CVE-2025-59244 as a Windows NTLM “hash disclosure / spoofing” class vulnerability, but public technical details remain deliberately sparse; defenders should treat the CVE as real, assume the most likely exploitation model is an Explorer-initiated NTLM...