CVE-2019-9741

moderate-risk
Published 2019-03-13

An issue was discovered in net/http in Go 1.11.5. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the second argument to http.NewRequest with \r\n followed by an HTTP header or a Redis command.

Do I need to act?

~
3.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (6)

Go
Developer Tools

Affected Vendors

Debian Redhat Fedoraproject Golang

References (16)

Third Party Advisory http://www.securityfocus.com/bid/107432
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1300
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1519
Exploit https://github.com/golang/go/issues/30794
Mailing List https://lists.debian.org/debian-lts-announce/2019/04/msg00007.html
Mailing List https://lists.debian.org/debian-lts-announce/2021/03/msg00014.html
Mailing List https://lists.debian.org/debian-lts-announce/2021/03/msg00015.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory http://www.securityfocus.com/bid/107432
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1300
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1519
Exploit https://github.com/golang/go/issues/30794
Mailing List https://lists.debian.org/debian-lts-announce/2019/04/msg00007.html
Mailing List https://lists.debian.org/debian-lts-announce/2021/03/msg00014.html
Mailing List https://lists.debian.org/debian-lts-announce/2021/03/msg00015.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
43
/ 100
moderate-risk
Severity 23/34 · High
Exploitability 7/34 · Low
Exposure 13/34 · Low