CVE-2016-1000111 – Twisted: sets environmental variable based on user supplied Proxy request header

https://notcve.org/view.php?id=CVE-2016-1000111

29 Sep 2016 — Twisted before 16.3.1 does not attempt to address RFC 3875 section 4.1.18 namespace conflicts and therefore does not protect CGI applications from the presence of untrusted client data in the HTTP_PROXY environment variable, which might allow remote attackers to redirect a CGI application's outbound HTTP traffic to an arbitrary proxy server via a crafted Proxy header in an HTTP request, aka an "httpoxy" issue. Twisted versiones anteriores a la versión 16.3.1, no intenta abordar los conflictos de espacio de ... • http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html • CWE-20: Improper Input Validation CWE-425: Direct Request ('Forced Browsing') •