Multiple vulnerabilities in GOland Go fro del



Published: 2017-10-05 | Updated: 2020-08-08
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2017-1000097
CVE-2017-1000098
CWE-ID CWE-295
CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Go programming language
Universal components / Libraries / Scripting languages

Vendor Google

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper Certificate Validation

EUVDB-ID: #VU38144

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-1000097

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

On Darwin, user's trust preferences for root certificates were not honored. If the user had a root certificate loaded in their Keychain that was explicitly not trusted, a Go program would still verify a connection using that root certificate.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Go programming language: 1.6.3 - 1.7.3

CPE2.3 External links

http://github.com/golang/go/issues/18141
http://go-review.googlesource.com/c/33721/
http://groups.google.com/forum/#!msg/golang-dev/4NdLzS8sls8/uIz8QlnIBQAJ


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.

2) Input validation error

EUVDB-ID: #VU38145

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-1000098

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The net/http package's Request.ParseMultipartForm method starts writing to temporary files once the request body size surpasses the given "maxMemory" limit. It was possible for an attacker to generate a multipart request crafted such that the server ran out of file descriptors.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Go programming language: 1.6.3 - 1.7.3

CPE2.3 External links

http://golang.org/cl/30410
http://golang.org/issue/17965
http://groups.google.com/forum/#!msg/golang-dev/4NdLzS8sls8/uIz8QlnIBQAJ


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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