Lotus Domino server 5.0.9a and earlier allows remote attackers to cause a denial of service by exhausting the number of working threads via a large number of HTTP requests for (1) an MS-DOS device name and (2) an MS-DOS device name with a large number of characters appended to the device name.

IBM UniVerse with UV/ODBC allows attackers to cause a denial of service (client crash or server CPU consumption) via a query with an invalid link between tables, possibly via a buffer overflow.

The Meeting Server in IBM Sametime 8.x through 8.5.2.1 and 9.x through 9.0.0.1 allows remote attackers to cause a denial of service (room unusability) by generating a large number of fictitious users to enter a meeting room.

IBM SecureWay Firewall before 4.2.2 performs extra processing before determining that a packet is invalid and dropping it, which allows remote attackers to cause a denial of service (resource exhaustion) via a flood of malformed TCP packets without any flags set.

IBM Web Traffic Express Caching Proxy Server 3.6 and 4.x before 4.0.1.26 allows remote attackers to cause a denial of service (crash) via an HTTP request to helpout.exe with a missing HTTP version number, which causes ibmproxy.exe to crash.

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume all available memory. IBM X-Force ID: 172125.

Lotus Domino Web Server (nhttp.exe) before 6.0.1 allows remote attackers to cause a denial of service via an incomplete POST request, as demonstrated using the h_PageUI form.

IBM Security Guardium Big Data Intelligence 4.0 (SonarG) does not properly restrict the size or amount of resources that are requested or influenced by an actor. This weakness can be used to consume more resources than intended. IBM X-Force ID: 161417.

IBM API Connect 2018.1 through 2018.4.1.6 developer portal could allow an unauthorized user to cause a denial of service via an unprotected API. IBM X-Force ID: 162263.

IBM MQ 9.0 and 9.1 is vulnerable to a denial of service attack due to an error in the Channel processing function. IBM X-Force ID: 173625.

IBM Security Access Manager Appliance could allow unauthenticated attacker to cause a denial of service in the reverse proxy component. IBM X-Force ID: 156159.

IBM StoreIQ 7.6.0.0. through 7.6.0.18 could allow a remote attacker to cause a denial of service attack using repeated requests to the server. IBM X-Force ID: 158698.

IBM WebSphere Application Server Liberty 17.0.0.3 through 25.0.0.8 could allow a remote attacker to bypass security restrictions caused by a failure to honor JMS messaging configuration

IBM Concert Software 1.0.0 through 1.1.0 could allow a remote attacker to cause a denial of service using a specially crafted regular expression that would cause excessive resource consumption.

An IBM MQ 9.3 and 9.4 Client connecting to an MQ Queue Manager can cause a SIGSEGV in the AMQRMPPA channel process terminating it.

IBM HACMP 4.4 allows remote attackers to cause a denial of service via a completed TCP connection to HACMP ports (e.g., using a port scan) that does not send additional data, which causes a failure in snmpd.

IBM Db2 for Linux 12.1.0, 12.1.1, and 12.1.2 could allow an unauthenticated user to cause a denial of service due to executable segments that are waiting for each other to release a necessary lock.

IBM AIX 430 does not properly unlock IPPMTU_LOCK, which allows remote attackers to cause a denial of service (hang) via Path Maximum Transmit Unit (PMTU) IP packets.

IBM 4769 Developers Toolkit 7.0.0 through 7.5.52 could allow a remote attacker to cause a denial of service in the Hardware Security Module (HSM) due to improper memory allocation of an excessive size.

IBM Db2 for Linux 12.1.0, 12.1.1, and 12.1.2 is vulnerable to denial of service with a specially crafted query under certain non-default conditions.

The proxy server in IBM WebSphere Application Server 7.0 before 7.0.0.27, 8.0 before 8.0.0.5, and 8.5 before 8.5.0.1, and WebSphere Virtual Enterprise, allows remote attackers to cause a denial of service (daemon outage) via a crafted request.

IBM WebSphere Application Server 9.0 and WebSphere Application Server Liberty 17.0.0.3 through 25.0.0.7 are vulnerable to a denial of service, caused by a stack-based overflow. An attacker can send a specially crafted request that cause the server to consume excessive memory resources.

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.2 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query due to improper release of memory resources.

OS2/Warp 4.5 FTP server allows remote attackers to cause a denial of service via a long username.

IBM Tivoli Monitoring Service 6.3.0.7.3 through 6.3.0.7.10 could allow an unauthorized user to access and modify operation aspects of the ITM monitoring server possibly leading to an effective denial of service or disabling of the monitoring server. IBM X-Force ID: 167647.

An attacker can write to syslog files from any location, causing a denial of service by filling up the logs, and hiding activities.

inetd in AIX 4.1.5 dynamically assigns a port N when starting ttdbserver (ToolTalk server), but also inadvertently listens on port N-1 without passing control to ttdbserver, which allows remote attackers to cause a denial of service via a large number of connections to port N-1, which are not properly closed by inetd.

IBM Cognos Analytics 11.0, and 11.1 is vulnerable to a denial of service attack that could allow a remote user to send specially crafted requests that would consume all available CPU and memory resources. IBM X-Force ID: 158973.

IBM Tivoli Directory Server (TDS) 6.3 and earlier allows remote attackers to cause a denial of service (daemon crash) via a malformed LDAP paged search request.

IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD, in certain configurations, is vulnerable to a denial of service attack caused by an error processing messages when an API Exit using MQBUFMH is used. IBM X-Force ID: 290259.

Jolt ICMP attack causes a denial of service in Windows 95 and Windows NT systems.

Oversized ICMP ping packets can result in a denial of service, aka Ping o' Death.

Denial of Service vulnerability in BIND 8 Releases via maliciously formatted DNS messages.

IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 could allow a remote attacker to cause a denial of service due to insufficient validation of incoming request resources.

IBM DB2 7.0 allows a remote attacker to cause a denial of service (crash) via a single byte to (1) db2ccs.exe on port 6790, or (2) db2jds.exe on port 6789.

The broker application in IBM BigFix Remote Control before 9.1.3 allows remote attackers to cause a denial of service via an invalid HTTP request.

IBM Cognos TM1 10.1 and 10.2 is vulnerable to a denial of service, caused by a stack-based buffer overflow when parsing packets. A remote attacker could exploit this vulnerability to cause a denial of service. IBM X-Force ID: 114612.

Buffer overflow in the CLI on IBM WebSphere DataPower XC10 appliances 2.1 and 2.5 allows remote authenticated users to cause a denial of service via unspecified vectors.

Memory leak in org.apache.jasper.runtime.JspWriterImpl.response in the JavaServer Pages (JSP) component in IBM WebSphere Application Server (WAS) before 7.0.0.15 allows remote attackers to cause a denial of service (memory consumption) by accessing a JSP page of an application that is repeatedly stopped and restarted.

The SOAP with Attachments API for Java (SAAJ) implementation in the Web Services component in IBM WebSphere Application Server (WAS) 6.1.0.x before 6.1.0.37 and 7.x before 7.0.0.15 allows remote attackers to cause a denial of service (memory consumption) via encrypted SOAP messages.

solid.exe in IBM solidDB 6.5.0.3 and earlier does not properly perform a recursive call to a certain function upon receiving packet data containing a single integer field, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a TCP session on port 1315.

solid.exe in IBM solidDB 6.5.0.3 and earlier does not properly perform a recursive call to a certain function upon receiving packet data containing many integer fields with two different values, which allows remote attackers to cause a denial of service (invalid memory access and daemon crash) via a TCP session on port 1315.

IBM Semeru Runtime 8.0.302.0 through 8.0.442.0, 11.0.12.0 through 11.0.26.0, 17.0.0.0 through 17.0.14.0, and 21.0.0.0 through 12.0.6.0 is vulnerable to a denial of service caused by a buffer overflow and subsequent crash, due to a defect in its native AES/CBC encryption implementation.

The slapi_printmessage function in IBM Tivoli Directory Server (ITDS) before 6.0.0.8-TIV-ITDS-IF0006 allows remote attackers to cause a denial of service (daemon crash) via multiple incomplete DIGEST-MD5 connection attempts.

IBM Security Verify Access OIDC Provider could allow a remote user to cause a denial of service due to uncontrolled resource consumption. IBM X-Force ID: 238921.

IBM OmniFind Enterprise Edition 8.x and 9.x performs web crawls with an unlimited recursion depth, which allows remote web servers to cause a denial of service (infinite loop) via a crafted series of documents.

IBM Db2 for Linux, UNIX and Windows 11.1 and 11.5 may be vulnerable to a Denial of Service when executing a specially crafted 'Load' command. IBM X-Force ID: 241676.

The _DAS_ReadBlockReply function in FastBackServer.exe in the Server in IBM Tivoli Storage Manager (TSM) FastBack 5.5.0.0 through 5.5.6.0 and 6.1.0.0 through 6.1.0.1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via data in a TCP packet. NOTE: this might overlap CVE-2010-3060.

IBM MQ 9.2 CD, 9.2 LTS, 9.3 CD, and 9.3 LTS is vulnerable to a denial of service attack caused by specially crafted PCF or MQSC messages. IBM X-Force ID: 240832.

Memory leak in queue-manager agents in IBM WebSphere MQ 8.x before 8.0.0.5 allows remote attackers to cause a denial of service (heap memory consumption) by triggering many errors.