tcpdump ISAKMP DoS

Endless loop on malcrafted ISAKMP packet UDP/500...

Moderate: Red Hat Security Advisory: tcpdump security update

Updated tcpdump, libpcap, and arpwatch packages are available to fix an incorrect bounds check when decoding BGP packets and a possible denial of service. Tcpdump is a command-line tool for monitoring network traffic. The BGP decoding routines in tcpdump before version 3.6.2 used incorrect bounds...

Multiple game servers DDoS attacks

Large UDP response is sent in reply to short request withous session setup...

Master Servers: yet another DDoS...

Yeah, seems that DDoS attacks will never die and in these months seems that every game can be used for launch DDoS attacks... This time I want to show a problem that, for me, is very obvious but I have not found any reference to it on Internet. The following is my advisory about the problem:...

CVE-2003-1079

Unknown vulnerability in UDP RPC for Solaris 2.5.1 through 9 for SPARC, and 2.5.1 through 8 for x86, allows remote attackers to cause a denial of service memory consumption via certain arguments in RPC calls that cause large amounts of memory to be allocated...

Sygate Security Bulletin ID SS20030129-0002

Sygate Security Bulletin Sygate was made aware of an exposure in Sygate Personal Firewall 5.0 and Sygate Security Agent 3.0 on 1/23/2003 by David Fernandez Madrid [email protected]. Sygate Security Bulletin ID ---------------------------- SS20030129-0002 Description ------------ The reporter ...

Sygate personal firewall protection bypass

It's possible to access any listening UDP port...

SyGate 5.0 - Insecure UDP Source Port Firewall Bypass Weak Default Configuration

SyGate 5.0 - Insecure UDP Source Port Firewall Bypass Weak Default Configuration source: https://www.securityfocus.com/bid/6684/info It has been reported that the Sygate Pro firewall permits traffic originating from UDP source port 137 or 138 by default. This may allow a remote attacker to bypass...

SyGate 5.0 - Insecure UDP Source Port Firewall Bypass Weak Default Configuration

source: https://www.securityfocus.com/bid/6684/info It has been reported that the Sygate Pro firewall permits traffic originating from UDP source port 137 or 138 by default. This may allow a remote attacker to bypass the firewall. nmap -vv -P0 -sU %victimsipaddress% -g 137...

GameSpy 3D Based Games Spoofed UDP Response Amplification DDoS

The remote host is running a GameSpy server. This service is used to host a gaming server. Since it uses UDP as its transport layer and sends multiple UDP packets in response to one request, an attacker can abuse it to flood a third-party host with traffic by sending a spoofed UDP packet with the...

GameSpy 3D 2.62 - Packet Amplification Denial of Service

GameSpy 3D 2.62 - Packet Amplification Denial of Service // source: https://www.securityfocus.com/bid/6636/info A vulnerability has been reported for several games that support the use of the GameSpy network. A game client typically queries a game server using the UDP protocol. It has been report...

GameSpy 3D 2.62 - Packet Amplification Denial of Service

// source: https://www.securityfocus.com/bid/6636/info A vulnerability has been reported for several games that support the use of the GameSpy network. A game client typically queries a game server using the UDP protocol. It has been reported that a simple query by a client may result in a game...

CVE-2002-2117

Microsoft Windows XP allows remote attackers to cause a denial of service CPU consumption by flooding UDP port 500 ISAKMP...

CVE-2002-2138

RFC-NETBIOS in HP Advanced Server/9000 B.04.05 through B.04.09, when running HP-UX 11.00 or 11.11, allows remote attackers to cause a denial of service panic via a malformed UDP packet on port 139...

CVE-2002-2148

Lucent Ascend MAX Router 5.0 and earlier, Lucent Ascend Pipeline Router 6.0.2 and earlier and Lucent DSLTerminator allows remote attackers to obtain sensitive information such as hostname, MAC, and IP address of the Ethernet interface via a discard UDP port 9 packet, which causes the device to le...

CVE-2002-2150

Firewalls from multiple vendors empty state tables more slowly than they are filled, which allows remote attackers to flood state tables with packet flooding attacks such as 1 TCP SYN flood, 2 UDP flood, or 3 Crikey CRC Flood, which causes the firewall to refuse any new connections...

CVE-2002-2415

Allied Telesyn AT-8024 1.3.1 and Rapier 24 switches allow remote authenticated users to cause a denial of service in the management interface via a stream of zero null bytes sent via UDP to a running service...

CVE-2002-2116

Netgear RM-356 and RT-338 series SOHO routers allow remote attackers to cause a denial of service crash via a UDP port scan, as demonstrated using nmap...

CVE-2002-2137

GlobalSunTech Wireless Access Points 1 WISECOM GL2422AP-0T, and possibly OEM products such as 2 D-Link DWL-900AP+ B1 2.1 and 2.2, 3 ALLOY GL-2422AP-S, 4 EUSSO GL2422-AP, and 5 LINKSYS WAP11-V2.2, allow remote attackers to obtain sensitive information like WEP keys, the administrator password, and...

CVE-2002-2133

Telindus 1100 ASDL router running firmware 6.0.x uses weak encryption for UDP session traffic, which allows remote attackers to gain unauthorized access by sniffing and decrypting the administrative password...