IBM/Tivoli OPC Tracker Agent version 2 release 1 allows remote attackers to cause a denial of service (resource exhaustion) via malformed data to the localtracker client port (5011), which prevents the connection from being closed properly.
Unspecified vulnerability in the Performance Monitoring Infrastructure (PMI) feature in the Servlet Engine/Web Container component in IBM WebSphere Application Server (WAS) 6.1.x before 6.1.0.19, when a component statistic is enabled, allows attackers to cause a denial of service (daemon crash) via vectors related to "a gradual degradation in performance."
Buffer overflow in Lotus Notes LDAP (NLDAP) allows an attacker to conduct a denial of service through the ldap_search request.
Unspecified vulnerability in the JDBC Applet Server Service (aka db2jds) in IBM DB2 UDB 8 before Fixpak 17 allows remote attackers to cause a denial of service (service crash) via "malicious packets."
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 Rational Build Forge 7.0.2 allows remote attackers to cause a denial of service (CPU consumption) via a port scan, which spawns multiple bfagent server processes that attempt to read data from closed sockets.
An attacker can write to syslog files from any location, causing a denial of service by filling up the logs, and hiding activities.
Denial of service when an attacker sends many SYN packets to create multiple connections without ever sending an ACK to complete the connection, aka SYN flood.
Oversized ICMP ping packets can result in a denial of service, aka Ping o' Death.
Denial of service in AIX telnet can freeze a system and prevent users from accessing the server.
Denial of Service vulnerability in BIND 8 Releases via maliciously formatted DNS messages.
Jolt ICMP attack causes a denial of service in Windows 95 and Windows NT systems.
ICMP messages to broadcast addresses are allowed, allowing for a Smurf attack that can cause a denial of service.
Stack-based buffer overflow in the AUTH_LIST_GROUPS_FOR_AUTHID function in IBM DB2 UDB 9.1 before Fixpak 3 allows attackers to cause a denial of service and possibly execute arbitrary code via a long argument.
The TFTP implementation in IBM Tivoli Provisioning Manager for OS Deployment 5.1 before Fix Pack 3 allows remote attackers to cause a denial of service (rembo.exe crash and multiple service outage) via a read (RRQ) request with an invalid blksize (blocksize), which triggers a divide-by-zero error.
IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 federated server is vulnerable to a denial of service when a specially crafted cursor is used. IBM X-Force ID: 268759.
IBM WebSphere Application Server - Liberty 19.0.0.7 through 26.0.0.5 and IBM WebSphere Application Server 9.0, and 8.5 and WebSphere Application Server Liberty are 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 memory resources.
The RFC_SET_REG_SERVER_PROPERTY function in the SAP RFC Library 6.40 and 7.00 before 20070109 implements an option for exclusive access to an RFC server, which allows remote attackers to cause a denial of service (client lockout) via unspecified vectors. NOTE: This information is based upon a vague initial disclosure. Details will be updated after the grace period has ended.
WebSphere Edge Component Caching Proxy in WebSphere Edge Server 5.02, with the JunctionRewrite directive enabled, allows remote attackers to cause a denial of service via an HTTP GET request without any parameters.
IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 CLI is vulnerable to a denial of service when a specially crafted request is used. IBM X-Force ID: 268073.
The Java Message Service (JMS) in IBM WebSphere Application Server (WAS) before 6.1.0.7 allows attackers to cause a denial of service via unknown vectors involving the "double release [of] a bytebuffer input stream," possibly a double free vulnerability.
IBM Spectrum Protect 8.1.0.0 through 8.1.14.0 dsmcad, dsmc, and dsmcsvc processes incorrectly handle certain read operations on TCP/IP sockets. This can result in a denial of service for IBM Spectrum Protect client operations. IBM X-Force ID: 225348.
Unspecified vulnerability in Hitachi OSAS/FT/W before 20070223 allows attackers to cause a denial of service (responder control processing halt) by sending "data unexpectedly through the port".
A potential vulnerability was found in an SMI handler in various BIOS versions of certain legacy IBM System x and IBM BladeCenter systems that could lead to denial of service.
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 WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denial of service, caused by improper handling of request headers. A remote attacker could exploit this vulnerability to cause the consumption of Memory. IBM X-Force ID: 156242.
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 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 8.0.0.0 through 8.0.0.10, 9.0.0.0 through 9.0.0.5, and 9.1.0.0 through 9.1.1 is vulnerable to a denial of service attack within the TLS key renegotiation function. IBM X-Force ID: 156564.
IBM DB2 8.1 before FixPak 14 allows remote attackers to cause a denial of service via a crafted SQLJRA packet, which causes a NULL pointer dereference in the sqle_db2ra_as_recvrequest function in DB2ENGN.DLL, a different issue than CVE-2006-4257.
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 Cognos Analytics 11.1.7, 11.2.0, and 11.2.1 is vulnerable to a denial of service via email flooding caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume all available CPU resources. IBM X-Force ID: 227591.
IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4 could allow a remote user to cause a denial of service by sending an invalid HTTP request to the log reading service.
Multiple unspecified vulnerabilities in IBM DB2 Universal Database (UDB) before 8.1 FixPak 12 allow remote attackers to cause a denial of service (application crash) via a (1) "long column list" in the (a) REPLACE INTO and (b) INSERT INTO portions of the LOAD command or a (2) large number of values in an IN clause, possibly related to a buffer overflow.
IBM DB2 Universal Database (UDB) before 8.2 FixPak 12 allows remote attackers to cause a denial of service (application crash) by sending "incorrect information ... regarding the package name/creator," which leads to a "memory overwrite."
IBM WebSphere Application Server 4.0.1 through 4.0.3 allows remote attackers to cause a denial of service (application crash) via an HTTP request with a large header.
IBM Tivoli Directory Server 6.0 allows remote attackers to cause a denial of service (crash) via a crafted LDAP request, as demonstrated by test 2532 in the ProtoVer Sample LDAP test suite.
IBM Lotus Domino Server 7.0 allows remote attackers to cause a denial of service (segmentation fault) via a crafted packet to the LDAP port (389/TCP).
Multiple unspecified vulnerabilities in IBM Director before 5.10 allow remote attackers to cause a denial of service (crash) via unspecified vectors involving (1) malformed WMI CIM server requests and (2) malformed packets.
Unspecified vulnerability in IBM WebSphere eXtreme Scale 8.6 through 8.6.0.8 allows remote attackers to cause a denial of service via unknown vectors.
Multiple unspecified vulnerabilities in IBM Lotus Notes and Domino Server before 6.5.5 allow attackers to cause a denial of service (application crash) via multiple vectors, involving (1) a malformed message sent to an "Out Of Office" agent (SPR LPEE6DMQWJ), (2) the compact command (RTIN5U2SAJ), (3) malformed bitmap images (MYAA6FH5HW), (4) the "Delete Attachment" action (YPHG6844LD), (5) parsing certificates from a remote Certificate Table (AELE6DZFJW), and (6) creating a SSL key ring with the Domino Administration client (NSUA4FQPTN).
INSO service in IBM DB2 Content Manager before 8.2 Fix Pack 10 on AIX allows attackers to cause a denial of service (application crash) via unknown attack vectors involving LZH files.
Buffer overflow in the TCP/IP listener in IBM DB2 Universal Database (UDB) before 8.1 FixPak 12 allows remote attackers to cause a denial of service (application crash) via a long MGRLVLLS message inside of an EXCSAT message when establishing a connection.
Format string vulnerability in Lotus Domino 6.0.x before 6.0.5 and 6.5.x before 6.5.4 allows remote attackers to cause a denial of service via the Notes protocol (NRPC).
IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service with a specially crafted query statement. IBM X-Force ID: 263575.
IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 is vulnerable to denial of service with a specially crafted SQL statement using External Tables. IBM X-Force ID: 263499.
IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, 11.5 is vulnerable to denial of service under extreme stress conditions. IBM X-Force ID: 264807.
IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) is vulnerable to denial of service with a specially crafted query containing common table expressions. IBM X-Force ID: 263574.
Unspecified vulnerability in IBM Lotus Notes and Domino Server before 6.5.5, when running on AIX, allows attackers to cause a denial of service (deep recursion leading to stack overflow and crash) via long formulas.
NLSCCSTR.DLL in the web service in IBM Lotus Domino Server 6.5.1, 6.0.3, and possibly other versions allows remote attackers to cause a denial of service (deep recursion and nHTTP.exe process crash) via a long GET request containing UNICODE decimal value 430 characters, which causes the stack to be exhausted. NOTE: IBM has reported that it is unable to replicate this issue.