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Microsoft Windows Server 0-Day Flaw Lets Attackers Crash Servers With a Single Packet

Microsoft patched a Windows Server vulnerability that lets a network-adjacent attacker crash a server with a crafted Distributed File System (DFS) referral response. Tracked as CVE-2026-70111, the flaw affects Windows Server 2019, 2022, and 2025. Corelight researchers reported the issue after finding it while testing Microsoft Remote Procedure Call (MS-RPC) and DFS interfaces. The company […] The post Microsoft Windows Server 0-Day Flaw Lets Attackers Crash Servers With a Single Packet appeared first on Cyber Security News.
Microsoft patched a Windows Server vulnerability that lets a network-adjacent attacker crash a server with a crafted Distributed File System (DFS) referral response. Tracked as CVE-2026-70111, the flaw affects Windows Server 2019, 2022, and 2025. Corelight researchers reported the issue after finding it while testing Microsoft Remote Procedure Call (MS-RPC) and DFS interfaces. The company said it had…
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