Multiple vulnerabilities in Snyk Broker

Published: 2020-06-05

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2020-7650 CVE-2020-7654
CWE-ID	CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Broker Client/Desktop applications / Other client software
Vendor	Snyk Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Information disclosure

EUVDB-ID: #VU28754

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7650

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote user with access to Snyk's internal network of any files ending in the following extensions: "yaml", "yml" or "json" can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Broker: 4.72.0 - 4.73.0

External links

http://snyk.io/vuln/SNYK-JS-SNYKBROKER-570609
http://updates.snyk.io/snyk-broker-security-fixes-152338
http://github.com/snyk/broker/commit/cda1ad74fbaa4642e3fcd0386ce39fcbfe3dea24

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Information disclosure

EUVDB-ID: #VU28758

Risk: Medium

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

CVE-ID: CVE-2020-7654