Critical severity9.8NVD Advisory· Published Oct 18, 2017· Updated Jun 17, 2026
CVE-2015-5739
CVE-2015-5739
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."
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
9- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
- github.com/golang/go/commit/117ddcb83d7f42d6aa72241240af99ded81118e9nvdIssue TrackingPatchThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2015-October/167997.htmlnvdThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2015-October/168029.htmlnvdThird Party Advisory
- rhn.redhat.com/errata/RHSA-2016-1538.htmlnvdThird Party Advisory
- seclists.org/oss-sec/2015/q3/237nvdMailing ListThird Party Advisory
- seclists.org/oss-sec/2015/q3/292nvdMailing ListThird Party Advisory
- seclists.org/oss-sec/2015/q3/294nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/76281nvdThird Party AdvisoryVDB Entry
News mentions
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