CVE-2017-5972

The TCP stack in the Linux kernel 3.x does not properly implement a SYN cookie protection mechanism for the case of a fast network connection, which allows remote attackers to cause a denial of service CPU consumption by sending many TCP SYN packets, as demonstrated by an attack against the...

SOL68401558 - BIG-IP virtual server TCP sequence numbers vulnerability

Vulnerability Recommended Actions If you are running a version listed in the Versions known to be vulnerable column, you can eliminate this vulnerability by upgrading to a version listed in the Versions known to be not vulnerable column. If the table lists only an older version than what you are...

Palo Alto Networks PAN-OS 5.0.9 Multiple Vulnerabilities

The remote host is running version 5.0.9 of Palo Alto Networks PAN-OS. It is, therefore, affected by multiple vulnerabilities : - A denial of service vulnerability exists due to an inability to handle IP packets larger than 1480 bytes through an Active/Active VWire setup. An attacker can exploit...

Juniper Junos SYN Cookie Protection DoS (PSN-2012-07-643)

According to its self-reported version number, the SYN cookie protection implementation of the remote Junos system has a denial of service vulnerability. If SYN flood protection is enabled and the SYN cookie protection threshold is exceeded, the server responds to connections with an RST, causing...

FreeBSD Security Advisory (FreeBSD-SA-02:20.syncache.asc)

The remote host is missing an update to the system as announced in the referenced advisory FreeBSD-SA-02:20.syncache.asc ADV FreeBSD-SA-02:20.syncache.asc OpenVAS Vulnerability Test $ Description: Auto generated from vuxml or freebsd advisories Authors: Thomas Reinke Copyright: Copyright c 2008...

CVE-2002-0518

The CVE-2002-0518 issue affects FreeBSD 4.5 and earlier, where the SYN cache (syncache) and SYN cookie (syncookie) handling can crash a remote host. The described vectors are: (1) a SYN packet accepted with syncookies that leads to a null pointer reference in the socket’s TCP options, and (2) kil...

CVE-2002-0518

The SYN cache syncache and SYN cookie syncookie mechanism in FreeBSD 4.5 and earlier allows remote attackers to cause a denial of service crash 1 via a SYN packet that is accepted using syncookies that causes a null pointer to be referenced for the socket's TCP options, or 2 by killing and...

Buffer overflo in TUX HTTPD and SYN Cookie protection bypass

Buffer overflow on long HTTP HOST header. By using Syncookie it's possible to bypass packet filtering...