Microsoft Internet Explorer 6.0 and 6.0 SP1 allows remote attackers to cause a denial of service via an HTML page with an A tag containing a long title attribute. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

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.

Microsoft Internet Explorer 6 allows remote attackers to cause a denial of service (crash) by setting the Transition property on an uninitialized DXImageTransform.Microsoft.RevealTrans.1 ActiveX Object, which triggers a null dereference.

Microsoft Internet Explorer 6 allows remote attackers to cause a denial of service (crash) by setting the location or URL property of a MHTMLFile ActiveX object.

A denial of service vulnerability exists when Hyper-V on a Windows Server fails to properly handle specially crafted network packets.To exploit the vulnerability, an attacker would send specially crafted network packets to the Hyper-V Server.The security update addresses the vulnerability by resolving the conditions where Hyper-V would fail to properly handle these network packets., aka 'Windows Hyper-V Denial of Service Vulnerability'.

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.

Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of service (memory consumption) via a large number of SIP INVITE requests, which trigger the creation of many sessions.

Adobe Flash Player before 10.3.183.23 and 11.x before 11.4.402.265 on Windows and Mac OS X, before 10.3.183.23 and 11.x before 11.2.202.238 on Linux, before 11.1.111.16 on Android 2.x and 3.x, and before 11.1.115.17 on Android 4.x; Adobe AIR before 3.4.0.2540; and Adobe AIR SDK before 3.4.0.2540 allow attackers to cause a denial of service (application crash) by leveraging a logic error during handling of Firefox dialogs.

Internet Explorer 6 on Windows XP SP2, when Outlook is installed, allows remote attackers to cause a denial of service (crash) by calling the NewDefaultItem function of an OVCtl (OVCtl.OVCtl.1) ActiveX object, which triggers a null dereference.

The DebugDiag ActiveX control in CrashHangExt.dll, possibly 1.0, in Microsoft Debug Diagnostic Tool allows remote attackers to cause a denial of service (NULL pointer dereference and Internet Explorer 6.0 crash) via a large negative integer argument to the GetEntryPointForThread method. NOTE: this issue might only be exploitable in limited environments or non-default browser settings.

The (1) server and (2) agent components in CA ARCserve Backup r12.5, r15, and r16 on Windows do not properly validate RPC requests, which allows remote attackers to cause a denial of service (service crash) via a crafted request.

Microsoft Internet Explorer 6 allows remote attackers to cause a denial of service (crash) by accessing the object references of a FolderItem ActiveX object, which triggers a null dereference in the security check.

ASP.NET Core and Visual Studio Denial of Service Vulnerability

mDNSResponder in the Bonjour Namespace Provider in Apple Bonjour for Windows before 1.0.5 allows attackers to cause a denial of service (NULL pointer dereference and application crash) by resolving a crafted .local domain name that contains a long label.

The server in Kerberos in Microsoft Windows Server 2008 R2 and R2 SP1, and Windows 7 Gold and SP1, allows remote attackers to cause a denial of service (NULL pointer dereference and reboot) via a crafted session request, aka "Kerberos NULL Dereference Vulnerability."

dhost.exe in Novell eDirectory 8.7.3 before sp10 and 8.8.2 allows remote attackers to cause a denial of service (CPU consumption) via an HTTP request with (1) multiple Connection headers or (2) a Connection header with multiple comma-separated values. NOTE: this might be similar to CVE-2008-1777.

The Remote Administration Protocol (RAP) implementation in the LanmanWorkstation service in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly handle RAP responses, which allows remote attackers to cause a denial of service (service hang) via crafted RAP packets, aka "Remote Administration Protocol Denial of Service Vulnerability."

The Network Threat Protection module in the Manager component in Symantec Endpoint Protection (SEP) 11.0.600x through 11.0.700x on Windows Server 2003 allows remote attackers to cause a denial of service (web-server outage, or daemon crash or hang) via a flood of packets that triggers automated blocking of network traffic.

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.

klif.sys in Kaspersky Internet Security 6.0 and 7.0, Kaspersky Anti-Virus (KAV) 6.0 and 7.0, KAV 6.0 for Windows Workstations, and KAV 6.0 for Windows Servers does not validate certain parameters to the (1) NtCreateKey, (2) NtCreateProcess, (3) NtCreateProcessEx, (4) NtCreateSection, (5) NtCreateSymbolicLinkObject, (6) NtCreateThread, (7) NtDeleteValueKey, (8) NtLoadKey2, (9) NtOpenKey, (10) NtOpenProcess, (11) NtOpenSection, and (12) NtQueryValueKey hooked system calls, which allows local users to cause a denial of service (reboot) via an invalid parameter, as demonstrated by the ClientId parameter to NtOpenProcess.

Microsoft Distributed Transaction Coordinator (MSDTC) for Windows NT 4.0, 2000 SP4, XP SP1 and SP2, and Server 2003 allows remote attackers to cause a denial of service (crash) via a BuildContextW request with a large (1) UuidString or (2) GuidIn of a certain length, which causes an out-of-range memory access, aka the MSDTC Denial of Service Vulnerability. NOTE: this is a variant of CVE-2005-2119.

CA ARCserve Backup r12.0 through SP2, r12.5 before SP2, r15 through SP1, and r16 before SP1 on Windows allows remote attackers to cause a denial of service (service shutdown) via a crafted network request.

Unspecified versions of Internet Explorer allow remote attackers to cause a denial of service (crash) via an IFRAME with a src tag containing a "File://" URI followed by an 8-bit character. NOTE: some third parties were unable to verify this issue.

Microsoft MSN Messenger 4.7 on Windows XP allows remote attackers to cause a denial of service (resource consumption) via a flood of SIP INVITE requests to the port specified for voice conversation.

The TOSRFBD.SYS driver for Toshiba Bluetooth Stack 4.00.29 and earlier on Windows allows remote attackers to cause a denial of service (reboot) via a L2CAP echo request that triggers an out-of-bounds memory access, similar to "Ping o' Death" and as demonstrated by BlueSmack. NOTE: this issue was originally reported for 4.00.23.

Microsoft .NET Framework 4 does not properly compare index values, which allows remote attackers to cause a denial of service (application hang) via crafted requests to a Windows Presentation Foundation (WPF) application, aka ".NET Framework Index Comparison Vulnerability."

The DNS server in Microsoft Windows Server 2003 SP2 and Server 2008 SP2, R2, and R2 SP1 does not properly handle objects in memory during record lookup, which allows remote attackers to cause a denial of service (daemon restart) via a crafted query, aka "DNS Denial of Service Vulnerability."

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow an unauthenticated user to send specially crafted packets to cause a denial of service from excessive memory usage.

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow an unauthenticated attacker to cause a denial of service due a hang in the execution of a terminate command. IBM X-Force ID: 180076.

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 is vulnerable to a denial of service, caused by improper handling of Secure Sockets Layer (SSL) renegotiation requests. By sending specially-crafted requests, a remote attacker could exploit this vulnerability to increase the resource usage on the system. IBM X-Force ID: 178507.

Foxit Reader 2.0 allows remote attackers to cause a denial of service (application crash) via a crafted PDF document.

Sync Framework in Microsoft Windows 8.1, Windows Server 2012 R2, and Windows RT 8.1 allows remote attackers to cause a denial of service (SyncShareSvc service outage) via crafted "change batch" data, aka "Windows DLL Loading Denial of Service Vulnerability."

Adobe Acrobat and Reader versions 2019.021.20061 and earlier, 2017.011.30156 and earlier, 2017.011.30156 and earlier, and 2015.006.30508 and earlier have a stack exhaustion vulnerability. Successful exploitation could lead to memory leak .

Unspecified vulnerability in the Network Layer component in Oracle Database Server 10.2.0.3, 10.2.0.4, 10.2.0.5, 11.1.0.7, 11.2.0.2, and 11.2.0.3, when running on Windows, allows remote attackers to affect availability via unknown vectors, a different vulnerability than CVE-2012-1747.

Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka "Network Policy Server RADIUS Implementation Denial of Service Vulnerability."

The forms-based authentication implementation in Active Directory Federation Services (ADFS) 3.0 in Microsoft Windows Server 2012 R2 allows remote attackers to cause a denial of service (daemon outage) via crafted data, aka "Microsoft Active Directory Federation Services Denial of Service Vulnerability."

Directory traversal vulnerability in Unreal Tournament Server 436 and earlier allows remote attackers to access known files via a ".." (dot dot) in an unreal:// URL.

Microsoft Internet Explorer 6 SP2 and earlier allows remote attackers to cause a denial of service (crash) via certain malformed HTML, possibly involving applet and base tags without required arguments, which triggers a null pointer dereference in mshtml.dll.

jscript.dll in Microsoft Internet Explorer 6.0 SP1 and earlier allows remote attackers to cause a denial of service (application crash) via a Shockwave Flash object that contains ActionScript code that calls VBScript, which in turn calls the Javascript document.write function, which triggers a null dereference.

Microsoft Internet Explorer 6.0 on Windows NT 4.0 SP6a, Windows 2000 SP4, Windows XP SP1, Windows XP SP2, and Windows Server 2003 SP1 allows remote attackers to cause a denial of service (client crash) via a certain combination of a malformed HTML file and a CSS file that triggers a null dereference, probably related to rendering of a DIV element that contains a malformed IMG tag, as demonstrated by IEcrash.htm and IEcrash.rar.

CA Service Catalog 17.2 and 17.3 contain a vulnerability in the default configuration of the Setup Utility that may allow a remote attacker to cause a denial of service condition.

Unspecified vulnerability in the Network Foundation component in Oracle Database Server 10.1.0.5, 10.2.0.4, 10.2.0.5, 11.1.0.7, 11.2.0.1, and 11.2.0.2, when running on Windows, allows remote attackers to affect availability via unknown vectors.

Windows Denial of Service Vulnerability

Microsoft Internet Explorer 6 allows remote attackers to cause a denial of service (crash) by declaring the sourceURL attribute on an uninitialized DirectAnimation.StructuredGraphicsControl ActiveX Object, which triggers a null dereference.

The server in Microsoft Active Directory on Windows Server 2003 SP2 does not properly handle an update request for a service principal name (SPN), which allows remote attackers to cause a denial of service (authentication downgrade or outage) via a crafted request that triggers name collisions, aka "Active Directory SPN Validation 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.

Unspecified vulnerability in IBM DB2 9.1 before FP9, 9.5 before FP6, and 9.7 before FP2 on Windows Server 2008 allows attackers to cause a denial of service (trap) via vectors involving "special group and user enumeration."

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."

The WideCharToMultiByte function in Microsoft Windows 2000 before Update Rollup 1 for SP4 does not properly convert strings with Japanese composite characters in the last character, which could prevent the string from being null terminated and lead to data corruption or enable buffer overflow attacks.

The SMTP component in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, and Server 2008 Gold, SP2, and R2, and Exchange Server 2003 SP2, does not properly parse MX records, which allows remote DNS servers to cause a denial of service (service outage) via a crafted response to a DNS MX record query, aka "SMTP Server MX Record Vulnerability."