Windows iSCSI Discovery Service Denial of Service Vulnerability

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.

Remote Procedure Call Runtime Denial of Service Vulnerability

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.

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.

Remote Procedure Call Runtime Denial of Service 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.

.NET and Visual Studio Denial of Service Vulnerability

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.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query on certain databases. IBM X-Force ID: 253440.

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.

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.

Microsoft Windows Media Encoder allows remote attackers to cause a denial of service via a malformed request, aka the "Malformed Windows Media Encoder Request" vulnerability.

Memory leak in H.323 Gatekeeper Service in Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to cause a denial of service (resource exhaustion) via a large amount of malformed H.323 data.

Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

IIS 5.0 and Microsoft Exchange 2000 allow remote attackers to cause a denial of service (memory allocation error) by repeatedly sending a series of specially formatted URL's.

RPC endpoint mapper in Windows NT 4.0 allows remote attackers to cause a denial of service (loss of RPC services) via a malformed request.

Format string vulnerability in the C runtime functions in SQL Server 7.0 and 2000 allows attackers to cause a denial of service.

IIS 4.0 with URL redirection enabled allows remote attackers to cause a denial of service (crash) via a malformed request that specifies a length that is different than the actual length.

Buffer overflow in Outlook Express 4.x allows attackers to cause a denial of service via a mail or news message that has a .jpg or .bmp attachment with a long file name.

Windows 95 and Windows 98 allow a remote attacker to cause a denial of service via a NetBIOS session request packet with a NULL source name.

Microsoft Exchange Server 5.5 does not properly handle a MIME header with a blank charset specified, which allows remote attackers to cause a denial of service via a charset="" command, aka the "Malformed MIME Header" vulnerability.

Buffer overflow in Microsoft command processor (CMD.EXE) for Windows NT and Windows 2000 allows a local user to cause a denial of service via a long environment variable, aka the "Malformed Environment Variable" vulnerability.

The Remote Registry server in Windows NT 4.0 allows local authenticated users to cause a denial of service via a malformed request, which causes the winlogon process to fail, aka the "Remote Registry Access Authentication" vulnerability.

The shtml.exe component of Microsoft FrontPage 2000 Server Extensions 1.1 allows remote attackers to cause a denial of service in some components by requesting a URL whose name includes a standard DOS device name.

An administrative script from IIS 3.0, later included in IIS 4.0 and 5.0, allows remote attackers to cause a denial of service by accessing the script without a particular argument, aka the "Absent Directory Browser Argument" vulnerability.

IIS 4.0 allows attackers to cause a denial of service by requesting a large buffer in a POST or PUT command which consumes memory, aka the "Chunked Transfer Encoding Buffer Overflow Vulnerability."

Format string vulnerability in AOL Instant Messenger (AIM) 4.1.2010 allows remote attackers to cause a denial of service and possibly execute arbitrary commands by transferring a file whose name includes format characters.

Microsoft Windows Media Player 7 allows attackers to cause a denial of service in RTF-enabled email clients via an embedded OCX control that is not closed properly, aka the "OCX Attachment" vulnerability.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query. IBM X-Force ID: 253439.

Microsoft Internet Explorer 6.0 SP1 allows remote attackers to cause a denial of service (browser crash) via a link with "::{" (colon colon left brace), which triggers a null dereference when the user attempts to save the link using "Save As" and Internet Explorer prepares an error message with an attacker-controlled format string.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query on certain tables. IBM X-Force ID: 253361 .

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1 and 11.5 federated server is vulnerable to a denial of service as the server may crash when using a specially crafted wrapper using certain options. IBM X-Force ID: 253202.

Microsoft Internet Explorer 6 on Windows XP SP2 allows remote attackers to cause a denial of service (crash) via a (1) Forms.ListBox.1 or (2) Forms.ListBox.1 object with the ListWidth property set to (a) 0x7fffffff, which triggers an integer overflow exception, or to (b) 0x7ffffffe, which triggers a null dereference.

Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1, and 11.5 is vulnerable to a denial of service through a specially crafted federated query on specific federation objects. IBM X-Force ID: 252048.

.NET, .NET Framework, and Visual Studio Denial of Service Vulnerability

danim.dll in Microsoft Internet Explorer 6 allows remote attackers to cause a denial of service (application crash) by accessing the Data property of a DirectAnimation DAUserData object before it is initialized, which triggers a NULL pointer dereference.

Microsoft Internet Explorer 6 allows remote attackers to cause a denial of service (crash) by setting the Filter property of an ADODB.Recordset ActiveX object to certain values multiple times, which triggers a null dereference.

Windows Networking Denial of Service Vulnerability

Windows Explorer and Internet Explorer in Windows 2000 SP1 allows remote attackers to cause a denial of service (CPU consumption) via a malformed Windows Metafile (WMF) file.

The Microsoft Windows kernel in Microsoft Windows 2000 Server, Windows XP, and Windows Server 2003 allows remote attackers to cause a denial of service (crash) via crafted Remote Desktop Protocol (RDP) requests.

Microsoft Windows NT 4.0, Windows 2000, Windows XP, and Windows Small Business Server 2003 allow remote attackers to cause a denial of service (IP stack hang) via a continuous stream of packets on TCP port 135 that have incorrect TCP header checksums and random numbers in certain TCP header fields, as demonstrated by the Achilles Windows Attack Tool. NOTE: the researcher reports that the Microsoft Security Response Center has stated "Our investigation which has included code review, review of the TCPDump, and attempts on reproing the issue on multiple fresh installs of various Windows Operating Systems have all resulted in non confirmation.

The GetEnhMetaFilePaletteEntries API in GDI32.DLL in Windows 2000 allows remote attackers to cause a denial of service (application crash) via a crafted Enhanced Metafile (EMF) file that causes invalid (1) end, (2) emreof, or (3) palent offsets to be used, aka "Enhanced Metafile Vulnerability."

Internet Explorer 6 allows remote attackers to cause a denial of service (crash) via Javascript that creates a new popup window and disables the imagetoolbar functionality with a META tag, which triggers a null dereference.

IDirectPlay4 Application Programming Interface (API) of Microsoft DirectPlay 7.0a thru 9.0b, as used in Windows Server 2003 and earlier allows remote attackers to cause a denial of service (application crash) via a malformed packet.

Microsoft Internet Information Services (IIS) 5.0 and 5.1 allows remote attackers to cause a denial of service via a long WebDAV request with a (1) PROPFIND or (2) SEARCH method, which generates an error condition that is not properly handled.

Unspecified vulnerability in Atheros 802.11 a/b/g wireless adapter drivers before 5.3.0.35, and 6.x before 6.0.3.67, on Windows allows remote attackers to cause a denial of service via a crafted 802.11 management frame.