CVE-2011-1965

HIGH · CVSS 7.1 EPSS 24.93%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-08-10 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE

CVE-2011-1965

Severity

HIGH

CVSS

7.1

EPSS

24.93%

Microsoft Windows

Original Filing — NVD Description

Tcpip.sys in the TCP/IP stack in Microsoft Windows 7 Gold and SP1 and Windows Server 2008 R2 and R2 SP1 does not properly implement URL-based QoS, which allows remote attackers to cause a denial of service (reboot) via a crafted URL to a web server, aka "TCP/IP QOS Denial of Service Vulnerability."