CRLF injection in Go programming language - CVE-2019-9741
Published: March 13, 2019 / Updated: August 8, 2020
Vulnerability identifier: #VU36076
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-9741
CWE-ID: CWE-93
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Google
Affected software:
Go programming language
Go programming language
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
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 followed by an HTTP header or a Redis command.
How to mitigate CVE-2019-9741
Install update from vendor's website.
Sources
- http://www.securityfocus.com/bid/107432
- https://access.redhat.com/errata/RHSA-2019:1300
- https://access.redhat.com/errata/RHSA-2019:1519
- https://github.com/golang/go/issues/30794
- https://lists.debian.org/debian-lts-announce/2019/04/msg00007.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TOOVCEPQM7TZA6VEZEEB7QZABXNHQEHH/