CVE-2002-1104

Cisco Virtual Private Network VPN Client software 2.x.x and 3.x before 3.0.5 allows remote attackers to cause a denial of service crash via TCP packets with source and destination ports of 137 NETBIOS...

CVE-2004-0171

FreeBSD 5.1 and earlier, and Mac OS X before 10.3.4, allows remote attackers to cause a denial of service resource exhaustion of memory buffers and system crash via a large number of out-of-sequence TCP packets, which prevents the operating system from creating new connections...

CVE-2004-0171

The CVE-2004-0171 issue affects FreeBSD 5.1 and earlier and Mac OS X before 10.3.4. It stems from the TCP reassembly queue not limiting the number of out-of-sequence segments, allowing remote attackers to exhaust memory mbufs and crash the system (denial of service) by sending a flood of out-of-s...

Cisco IOS fails to properly handle telnet connections

Overview A denial-of-service vulnerability exists in Cisco's Internetwork Operating System IOS. This vulnerability could allow remote attackers to prevent new connections to remote management services on a vulnerable device. Description Cisco IOS devices can be remotely managed using a number of...

Multiple Cisco ONS control cards fail to properly handle malformed TCP packets

Overview A vulnerability exists in multiple control cards used by Cisco ONS devices. This vulnerability could allow a remote attacker to cause a denial-of-service condition. Description Cisco's Optical Networking product line consists of a series of devices designed to offer high-bandwidth data...

The Border Gateway Protocol relies on persistent TCP sessions without specifying authentication requirements

Overview A vulnerability exists in the reliance of the Border Gateway Protocol BGP on the Transmission Control Protocol TCP to maintain persistent sessions. Sustained exploitation of this vulnerability could lead to a denial-of-service condition affecting a large segment of the Internet community...

CVE-2004-0278

Ratbag game engine, as used in products such as Dirt Track Racing, Leadfoot, and World of Outlaws Spring Cars, allows remote attackers to cause a denial of service CPU consumption via a TCP packet that specifies the length of data to read and then sends a second TCP packet that contains less data...

CVE-2004-0171

FreeBSD 5.1 and earlier, and Mac OS X before 10.3.4, allows remote attackers to cause a denial of service resource exhaustion of memory buffers and system crash via a large number of out-of-sequence TCP packets, which prevents the operating system from creating new connections...

Windows Media Services DoS

Specially crafted TCP packets sequence causes service to hang...

[Full-Disclosure] FreeBSD Security Advisory FreeBSD-SA-04:04.tcp

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-04:04.tcp Security Advisory The FreeBSD Project Topic: many out-of-sequence TCP packets denial-of-service Category: core Module: kernel Announced: 2004-03-02...

FreeBSD-SA-04:04.tcp

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-04:04.tcp Security Advisory The FreeBSD Project Topic: many out-of-sequence TCP packets denial-of-service Category: core Module: kernel Announced: 2004-03-02...

many out-of-sequence TCP packets denial-of-service

FreeBSD does not limit the number of TCP segments that may be held in a reassembly queue. A remote attacker may conduct a low-bandwidth denial-of-service attack against a machine providing services based on TCP there are many such services, including HTTP, SMTP, and FTP. By sending many...

Cisco IBM Director agent does not properly handle arbitrary TCP packets to port 14247/tcp

Overview Cisco IBM Director agent does not properly handle arbitrary TCP packets to port 14247/tcp. Description Cisco voice products e.g. CallManager, IP Interactive Voice Response, IP Call Center Express that run on IBM servers install IBM Director agent to provide administrative management. The...

CVE-2003-1493

Memory leak in HP OpenView Network Node Manager NNM 6.2 and 6.4 allows remote attackers to cause a denial of service memory exhaustion via crafted TCP packets...

CVE-2003-0850

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."...

CVE-2003-0850

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."...

Cisco Catalist DoS

After receiving few TCP packets with non-standard flags switch fails to establish new TCP connections...

TCP/IP SYN+FIN Packet Filtering Weakness

The remote host does not discard TCP SYN packets that have the FIN flag set. Depending on the kind of firewall you are using, an attacker may use this flaw to bypass its rules. C Tenable Network Security, Inc. Ref: To: [email protected] From: [email protected] Date: Mon, 5 May 2003 11:01:0...

CVE-2002-1203

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...

CVE-2002-1201

IBM AIX 4.3.3 and AIX 5 allows remote attackers to cause a denial of service CPU consumption or crash via a flood of malformed TCP packets without any flags set, which prevents AIX from releasing the associated memory buffers...