CVE-2011-1965
Microsoft Windows 7 Gold & SP1/Windows Server 2008 R2 & R2 SP1 - DoS
Title source: llmDescription
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."
Exploits (1)
exploitdb
WORKING POC
by Byoungyoung Lee · pythondoswindows
https://www.exploit-db.com/exploits/17981
References (4)
Core 4
Core References
Vendor Advisory vendor-advisory
x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-064
Third Party Advisory third-party-advisory
x_refsource_sreason
http://securityreason.com/securityalert/8474
Third Party Advisory, VDB Entry vdb-entry
signature
x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12318
US Government Resource third-party-advisory
x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA11-221A.html
Scores
EPSS
0.6707
EPSS Percentile
98.6%
Details
CWE
CWE-399
Status
published
Products (2)
microsoft/windows_7
(3 CPE variants)
microsoft/windows_server_2008
r2 (2 CPE variants)
Published
Aug 10, 2011
Tracked Since
Feb 18, 2026