Vulnerability Report

CVE-2011-1965

Title: Microsoft Windows Server 2008 Denial of Service (DoS)

DoS

Proof Of Concept

PoC Available for CVE-2011-1965

CWE Category CWE-399
Published Date Aug 10, 2011
Modified Date Jun 16, 2026
Exploit Status Available
Score 7.1 CVSS v2.0
Exploit Probability (EPSS)
24.93%

Vulnerability Summary

CVE-2011-1965: 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."

Impacted Vendors

M
microsoft 2

Reference Links

http://securityreason.com/securityalert/8474 http://www.us-cert.gov/cas/techalerts/TA11-221A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-064 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12318 http://securityreason.com/securityalert/8474 http://www.us-cert.gov/cas/techalerts/TA11-221A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-064 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12318
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.1
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:N/I:N/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2011-1965 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/17981
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A
Complexity N/A
Privileges N/A
Interaction NONE
CVSS Vector String AV:N/AC:M/Au:N/C:N/I:N/A:C

Affected Stack

No specific products linked.