CVE-2015-5739 Information

Description

The net/http library in net/textproto/reader.go in Go before 1.4.3 does not properly parse HTTP header keys which allows remote attackers to conduct HTTP request smuggling attacks via a space instead of a hyphen as demonstrated by \Content Length\ instead of \Content-Length.\

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2015-October/167997.html http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168029.html http://rhn.redhat.com/errata/RHSA-2016-1538.html http://seclists.org/oss-sec/2015/q3/237 http://seclists.org/oss-sec/2015/q3/292 http://seclists.org/oss-sec/2015/q3/294 http://www.securityfocus.com/bid/76281 https://bugzilla.redhat.com/show_bug.cgi?id=1250352 https://github.com/golang/go/commit/117ddcb83d7f42d6aa72241240af99ded81118e9

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8