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Unrated severityNVD Advisory· Published Aug 10, 2011· Updated Jun 16, 2026

CVE-2011-1871

CVE-2011-1871

Description

Tcpip.sys in the TCP/IP stack in Microsoft Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote attackers to cause a denial of service (reboot) via a series of crafted ICMP messages, aka "ICMP Denial of Service Vulnerability."

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

10
  • Microsoft/Windows 73 versions
    cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_7:-:sp1:x64:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_7:-:sp1:x86:*:*:*:*:*
  • Microsoft/Windows Server 20085 versions
    cpe:2.3:o:microsoft:windows_server_2008:r2:*:itanium:*:*:*:*:*+ 4 more
    • cpe:2.3:o:microsoft:windows_server_2008:r2:*:itanium:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2008:r2:*:x64:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:itanium:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x32:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x64:*:*:*:*:*
  • Microsoft/Windows2 versions
    cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*
    • (no CPE)range: Vista SP2, Server 2008 SP2, Server 2008 R2+SP1, Windows 7 Gold+SP1

Patches

Vulnerability mechanics

References

3

News mentions

0

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