Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.

Buffer overflow in the Office Web Components (OWC) package installer used by Microsoft Commerce Server 2000 allows remote attackers to cause the process to fail or run arbitrary code in the LocalSystem security context via certain input to the OWC package installer.

Buffer overflow in the Profile Service of Microsoft Commerce Server 2000 allows remote attackers to cause the server to fail or run arbitrary code in the LocalSystem security context via an input field using an affected API.

Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 allows remote attackers to cause a denial of service (recursion and performance degradation) via crafted encrypted data in an XML document, aka ".NET XML Decryption Denial of Service Vulnerability."

Internet Explorer 5.01 through 6.0 does not properly check certain parameters of a PNG file when opening it, which allows remote attackers to cause a denial of service (crash) by triggering a heap-based buffer overflow using invalid length codes during decompression, aka "Malformed PNG Image File Failure."

Microsoft Virtual Machine (VM) up to and including build 5.0.3805 allows remote attackers to cause a denial of service (crash) in Internet Explorer via invalid handle data in a Java applet, aka "Handle Validation Flaw."

The Store Service in Microsoft Exchange 2000 allows remote attackers to cause a denial of service (CPU consumption) via a mail message with a malformed RFC message attribute, aka "Malformed Mail Attribute can Cause Exchange 2000 to Exhaust CPU Resources."

Windows XP with port 445 open allows remote attackers to cause a denial of service (CPU consumption) via a flood of TCP SYN packets containing possibly malformed data.

SMTP service in Microsoft Windows 2000, Windows XP Professional, and Exchange 2000 allows remote attackers to cause a denial of service via a command with a malformed data transfer (BDAT) request.

Microsoft Internet Explorer 5.5 on Windows 98 allows remote web pages to cause a denial of service (hang) via extremely long values for form fields such as INPUT and TEXTAREA, which can be automatically filled via Javascript.

A denial of service vulnerability exists when .NET and .NET Core improperly process XML documents, aka ".NET and .NET Core Denial of Service Vulnerability." This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.7/4.7.1, Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, Microsoft .NET Framework 4.6.2/4.7/4.7.1, .NET Core 2.0, Microsoft .NET Framework 4.7.2.

Scripting.FileSystemObject in asp.dll for Microsoft IIS 4.0 and 5.0 allows local or remote attackers to cause a denial of service (crash) via (1) creating an ASP program that uses Scripting.FileSystemObject to open a file with an MS-DOS device name, or (2) remotely injecting the device name into ASP programs that internally use Scripting.FileSystemObject.

.NET Core 1.0, .NET Core 1.1, NET Core 2.0 and PowerShell Core 6.0.0 allow a denial of Service vulnerability due to how specially crafted requests are handled, aka ".NET Core Denial of Service Vulnerability".

Network Product Identification (PID) Checker in Microsoft Office v. X for Mac allows remote attackers to cause a denial of service (crash) via a malformed product announcement.

Microsoft Internet Explorer 6.0.2900 SP2 and earlier allows remote attackers to cause a denial of service (crash) via a table element with a CSS attribute that sets the position, which triggers an "unhandled exception" in mshtml.dll.

The MSDTC (Microsoft Distributed Transaction Service Coordinator) for Microsoft Windows 2000, Microsoft IIS 5.0 and SQL Server 6.5 through SQL 2000 0.0 allows remote attackers to cause a denial of service (crash or hang) via malformed (random) input.

Multiple TCP implementations could allow remote attackers to cause a denial of service (bandwidth and CPU exhaustion) by setting the maximum segment size (MSS) to a very small number and requesting large amounts of data, which generates more packets with less TCP-level data that amplify network traffic and consume more server CPU to process.

ssdpsrv.exe in Windows ME allows remote attackers to cause a denial of service by sending multiple newlines in a Simple Service Discovery Protocol (SSDP) message. NOTE: multiple replies to the original post state that the problem could not be reproduced.

The Microsoft Windows network stack allows remote attackers to cause a denial of service (CPU consumption) via a flood of malformed ARP request packets with random source IP and MAC addresses, as demonstrated by ARPNuke.

The FTP service in Internet Information Server (IIS) 4.0, 5.0 and 5.1 allows attackers who have established an FTP session to cause a denial of service via a specially crafted status request containing glob characters.

Memory leak in the SNMP LAN Manager (LANMAN) MIB extension for Microsoft Windows 2000 before SP3, when the Print Spooler is not running, allows remote attackers to cause a denial of service (memory consumption) via a large number of GET or GETNEXT requests.

An attacker sending specially crafted data packets to the Mobile Device Server can cause memory corruption which could result to a Denial of Service (DoS).

The w3svc.dll ISAPI filter in Front Page Server Extensions and ASP.NET for Internet Information Server (IIS) 4.0, 5.0, and 5.1 does not properly handle the error condition when a long URL is provided, which allows remote attackers to cause a denial of service (crash) when the URL parser accesses a null pointer.

Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to cause a denial of service via a flood of fragmented UDP packets. NOTE: the vendor disputes this issue, saying that it requires high bandwidth to exploit, and the server does not experience any instability. Therefore this "laws of physics" issue might not be included in CVE

FTP service in IIS 5.0 and earlier allows remote attackers to cause a denial of service via a wildcard sequence that generates a long string when it is expanded.

IIS 5.0 allows remote attackers to cause a denial of service via a series of malformed WebDAV requests.

EMC AppSync host plug-in versions 3.5 and below (Windows platform only) includes a denial of service (DoS) vulnerability that could potentially be exploited by malicious users to compromise the affected system.

Microsoft .NET Framework 4.6, 4.6.1, 4.6.2, and 4.7 allow an attacker to send specially crafted requests to a .NET web application, resulting in denial of service, aka .NET Denial of Service Vulnerability.

Memory leak in Terminal servers in Windows NT and Windows 2000 allows remote attackers to cause a denial of service (memory exhaustion) via a large number of malformed Remote Desktop Protocol (RDP) requests to port 3389.

Windows 2000 allows remote attackers to cause a denial of service (CPU consumption) by flooding Internet Key Exchange (IKE) UDP port 500 with packets that contain a large number of dot characters.

Multiple memory leaks in Microsoft Services for Unix 2.0 allow remote attackers to cause a denial of service (memory exhaustion) via a large number of malformed requests to (1) the Telnet service, or (2) the NFS service.

Windows 2000 domain controller in Windows 2000 Server, Advanced Server, or Datacenter Server allows remote attackers to cause a denial of service via a flood of malformed service requests.

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against an ASP.NET Core web application. The vulnerability can be exploited remotely, without authentication. A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the ASP.NET Core application. The update addresses the vulnerability by correcting how the ASP.NET Core web application handles web requests.

Microsoft NetMeeting 3.01 with Remote Desktop Sharing enabled allows remote attackers to cause a denial of service via a malformed string to the NetMeeting service port, aka a variant of the "NetMeeting Desktop Sharing" vulnerability.

Memory leak in PPTP server in Windows NT 4.0 allows remote attackers to cause a denial of service via a malformed data packet, aka the "Malformed PPTP Packet Stream" vulnerability.

Universal Plug and Play (UPnP) on Windows 98, 98SE, ME, and XP allows remote attackers to cause a denial of service via (1) a spoofed SSDP advertisement that causes the client to connect to a service on another machine that generates a large amount of traffic (e.g., chargen), or (2) via a spoofed SSDP announcement to broadcast or multicast addresses, which could cause all UPnP clients to send traffic to a single target system.

Handle leak in Microsoft Windows 2000 telnet service allows attackers to cause a denial of service by starting a large number of sessions and terminating them.

FrontPage Server Extensions (FPSE) in IIS 4.0 and 5.0 allows remote attackers to cause a denial of service via a malformed form, aka the "Malformed Web Form Submission" vulnerability.

Microsoft Windows 2000 telnet service allows attackers to cause a denial of service (crash) via a long logon command that contains a backspace.

Memory leak in Microsoft 2000 domain controller allows remote attackers to cause a denial of service by repeatedly connecting to the Kerberos service and then disconnecting without sending any data.

Memory leak in NNTP service in Windows NT 4.0 and Windows 2000 allows remote attackers to cause a denial of service (memory exhaustion) via a large number of malformed posts.

The Microsoft MS01-014 and MS01-016 patches for IIS 5.0 and earlier introduce a memory leak which allows attackers to cause a denial of service via a series of requests.

Telnet Service for Windows 2000 Professional does not properly terminate incomplete connection attempts, which allows remote attackers to cause a denial of service by connecting to the server and not providing any input.

Microsoft IIS 4.0 and 5.0 with the IISADMPWD virtual directory installed allows a remote attacker to cause a denial of service via a malformed request to the inetinfo.exe program, aka the "Undelimited .HTR Request" vulnerability.

An attacker sending specially crafted data packets to the Mobile Device Server can cause memory corruption which could result to a Denial of Service (DoS) or code execution.

Various TCP/IP stacks and network applications allow remote attackers to cause a denial of service by flooding a target host with TCP connection attempts and completing the TCP/IP handshake without maintaining the connection state on the attacker host, aka the "NAPTHA" class of vulnerabilities. NOTE: this candidate may change significantly as the security community discusses the technical nature of NAPTHA and learns more about the affected applications. This candidate is at a higher level of abstraction than is typical for CVE.

Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly use a hash table for request data, which allows remote attackers to cause a denial of service (resource consumption and ASP.NET performance degradation) via crafted requests, aka ".NET Framework Denial of Service Vulnerability."

NMPI (Name Management Protocol on IPX) listener in Microsoft NWLink does not properly filter packets from a broadcast address, which allows remote attackers to cause a broadcast storm and flood the network.