15-Apr-2014 Including unvalidated data in Cookies can lead to HTTP Response header manipulation and enable cache-poisoning cross-site.
HTTP Response Splitting. The Attack. • An HTTP message response includes two parts : – Message Headers – metadata that describes a request or response.
16-Mar-2020 The extra data sent by the attacker could control and exploit the web ... and the data is included in an unvalidated HTTP response header ...
HTTP Response Splitting. Writing unvalidated data into an HTTP header allows an attacker to specify the entirety of the HTTP response rendered by the
HTTP Response Splitting. Writing unvalidated data into an HTTP header allows an attacker to specify the entirety of the HTTP response rendered by the
27-Sept-2009 22 Unvalidated Redirects and Forwards Cheat Sheet ... The X-Frame-Options HTTP response header can be used to indicate whether or not a.
http://projects.webappsec.org/w/page/13246920/Cross Site Scripting Don't send unvalidated data to these methods or properly escape the data before ...
https://docs.aws.amazon.com/waf/latest/developerguide/waf-dg.pdf
Writing unvalidated data into an HTTP header allows an attacker to specify the entirety of the HTTP response rendered by the browser.
It is sent by the web server as part of an HTTP response message using the Set-Cookie header field. The cookie's domain property is implicitly controlled by
This enables attacks such as cache-poisoning cross-site scripting cross-user defacement page hijacking cookie manipulation or open redirect. Including unvalidated data in an HTTP response header can enable cache-poisoning cross-site scripting, cross-user defacement, page hijacking, cookie manipulation or open redirect.
1. Data enters a web application through an untrusted source, most frequently an HTTP request. 2. The data is included in an HTTP response header sent to a web user without being validated. As with many software security vulnerabilities, Header Manipulation is a means to an end, not an end in itself.
The problem is that if value comes from user input he can attack your http headers. If he is able to insert CR (carriage return, also given by %0d or r) into the value, then he can add another headers into your http request (because http headers are separated by CR). Source: Nice web article about those attacks.
The method sends unvalidated data to a web browser on line xx, which can result in the browser executing malicious code. Any idea how can I fix this? This line is not enough to understand the problem. Can you give a bigger snippet of code? (the important part is to understand if any user input is affecting your responseString).