CRLF injection in GOland Go fro del



Published: 2019-03-13 | Updated: 2020-08-08
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-9741
CWE-ID CWE-93
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Go programming language
Universal components / Libraries / Scripting languages

Vendor Google

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) CRLF injection

EUVDB-ID: #VU36076

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9741

CWE-ID: CWE-93 - Improper Neutralization of CRLF Sequences ('CRLF Injection')

Exploit availability: No

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Go programming language: 1.11.5

CPE2.3 External links

http://www.securityfocus.com/bid/107432
http://access.redhat.com/errata/RHSA-2019:1300
http://access.redhat.com/errata/RHSA-2019:1519
http://github.com/golang/go/issues/30794
http://lists.debian.org/debian-lts-announce/2019/04/msg00007.html
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TOOVCEPQM7TZA6VEZEEB7QZABXNHQEHH/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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