45 matches found
Website Security Dog suffers from post chunking transfer bypass vulnerability
Website Security Dog is a server security protection software, is for IDC operators, web hosting service providers, enterprise hosts, server administrators and other users to provide server security prevention of the practical system, is a combination of website content security protection, websi...
HTTP/2: large amount of data requests leads to denial of service
A flaw was found in HTTP/2. An attacker can request a large amount of data by manipulating window size and stream priority to force the server to queue the data in 1-byte chunks. Depending on how efficiently this data is queued, this queue can consume excess CPU, memory, or both, leading to a...
Ubuntu 17.04 / 17.10 : exim4 vulnerability (USN-3493-1)
It was discovered that Exim incorrectly handled memory in the ESMTP CHUNKING extension. A remote attacker could use this issue to cause Exim to crash, resulting in a denial of service, or possibly execute arbitrary code. The default compiler options for affected releases should reduce the...
UBUNTU-CVE-2017-13089
The http.c:skipshortbody function is called in some circumstances, such as when processing redirects. When the response is sent chunked in wget before 1.19.2, the chunk parser uses strtol to read each chunk's length, but doesn't check that the chunk length is a non-negative number. The code then...
Lazy async SVG rasterisation
Phwoar I love a good sciency-sounding title. SVG can be slow When transforming an SVG image, browsers try to render on every frame to keep the image as sharp as possible. Unfortunately SVG rendering can be slow, especially for non-trivial images. Here's a demo, press "Scale SVG". Devtools timelin...