Information disclosure in Snyk Broker



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-7648
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Broker
Client/Desktop applications / Other client software

Vendor Snyk Ltd.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU28752

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-7648

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

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 can append the URL with a fragment identifier and a whitelisted path e.g. "#package.json" and gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Broker: 1.0.0 - 4.72.1

CPE2.3 External links

https://snyk.io/vuln/SNYK-JS-SNYKBROKER-570607
https://updates.snyk.io/snyk-broker-security-fixes-152338
https://github.com/snyk/broker/commit/3e5654e7df9c9bb547da69d6db4b303c825d4dee


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.



###SIDEBAR###