GO-2022-0761

vendorUSosv

Improper input validation in net/http and net/http/cgi

view advisory published 2022-08-09Licence: per source

An input validation flaw in the CGI components allows the HTTP_PROXY environment variable to be set by the incoming Proxy header, which changes where Go by default proxies all outbound HTTP requests. This environment variable is also used to set the outgoing proxy, enabling an attacker to insert a proxy into outgoing requests of a CGI program. Read more about "httpoxy" here: https://httpoxy.org.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2016-5386UShigh8.1—
The net/http package in Go through 1.6 does not attempt to address RFC 3875 section 4.1.18 namespace conflicts and therefore does not protect CGI applications from the presence of…
02

references

External citations — patches, advisories, analysis.

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