{"id":"UBUNTU-CVE-2015-5740","details":"The net/http library in net/http/transfer.go in Go before 1.4.3 does not properly parse HTTP headers, which allows remote attackers to conduct HTTP request smuggling attacks via a request with two Content-length headers.","modified":"2025-10-24T04:45:26Z","published":"2017-10-18T20:29:00Z","upstream":["CVE-2015-5740"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-5740"},{"type":"REPORT","url":"https://github.com/golang/go/commit/300d9a21583e7cf0149a778a0611e76ff7c6680f"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-5740"}],"affected":[{"package":{"name":"gccgo-4.9","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/gccgo-4.9@4.9.3-0ubuntu4?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.9-20140213-0ubuntu1","4.9-20140213-0ubuntu2","4.9-20140217-0ubuntu1","4.9-20140222-0ubuntu1","4.9-20140303-0ubuntu2","4.9-20140303-0ubuntu3","4.9-20140321-0ubuntu1","4.9-20140330-0ubuntu1","4.9-20140406-0ubuntu1","4.9.1-0ubuntu1","4.9.3-0ubuntu4"],"ecosystem_specific":{"binaries":[{"binary_name":"gcc-4.9-base","binary_version":"4.9.3-0ubuntu4"},{"binary_name":"gccgo-4.9","binary_version":"4.9.3-0ubuntu4"},{"binary_name":"gccgo-4.9-multilib","binary_version":"4.9.3-0ubuntu4"},{"binary_name":"lib32gcc1","binary_version":"1:4.9.3-0ubuntu4"},{"binary_name":"lib32go5","binary_version":"4.9.3-0ubuntu4"},{"binary_name":"lib64gcc1","binary_version":"1:4.9.3-0ubuntu4"},{"binary_name":"lib64go5","binary_version":"4.9.3-0ubuntu4"},{"binary_name":"libgcc1","binary_version":"1:4.9.3-0ubuntu4"},{"binary_name":"libgo5","binary_version":"4.9.3-0ubuntu4"},{"binary_name":"libsfgcc1","binary_version":"1:4.9.3-0ubuntu4"},{"binary_name":"libx32gcc1","binary_version":"1:4.9.3-0ubuntu4"},{"binary_name":"libx32go5","binary_version":"4.9.3-0ubuntu4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-5740.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]}