CVE-2015-5741
9.8
CRITICAL · CVSS 3.1 · EPSS 2.7% (pctl 86)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
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 that contains Content-Length and Transfer-Encoding header fields.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 2.73% — more likely to be exploited than 86% of all CVEs |
| Weakness | CWE-444 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-02-08 |
| Last modified | 2026-06-17 |
Affected (3)
| Vendor | Product |
|---|---|
| golang | go |
| redhat | enterprise linux |
| redhat | openstack |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/167997.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168029.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
- https://bugzilla.redhat.com/show_bug.cgi?id=1250352
- https://github.com/golang/go/commit/300d9a21583e7cf0149a778a0611e76ff7c6680f
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/167997.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168029.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
- https://bugzilla.redhat.com/show_bug.cgi?id=1250352
- https://github.com/golang/go/commit/300d9a21583e7cf0149a778a0611e76ff7c6680f
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