RubySec

Providing security resources for the Ruby community

CVE-2020-7671 (goliath): HTTP Request Smuggling in goliath

ADVISORIES

GEM

goliath

SEVERITY

CVSS v3: 7.5

PATCHED VERSIONS

None.

DESCRIPTION

goliath through 1.0.6 allows request smuggling attacks where goliath is used as a backend and a frontend proxy also being vulnerable. It is possible to conduct HTTP request smuggling attacks by sending the Content-Length header twice. Furthermore, invalid Transfer Encoding headers were found to be parsed as valid which could be leveraged for TE:CL smuggling attacks.