httpd: mod_deflate denial of service

A denial of service flaw was found in the way httpd's moddeflate module handled request body decompression configured via the "DEFLATE" input filter. A remote attacker able to send a request whose body would be decompressed could use this flaw to consume an excessive amount of system memory and C...

python: hash table collisions CPU usage DoS (oCERT-2011-003)

Python before 2.6.8, 2.7.x before 2.7.3, 3.x before 3.1.5, and 3.2.x before 3.2.3 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service CPU consumption via crafted input to an application...

Wiki clone products vulnerable to denial of service attacks

Overview Wiki clones allow a user via a web browser to edit documents on the web server. Some products of Wiki clones contain a vulnerability which consumes large amounts of CPU and memory resources when handling a particular request. Impact A remote attacker could execute a DoS denial of service...