Vulnerability identifier: #VU27007

Vulnerability risk: Medium

CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-5263

CWE-ID: CWE-522

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
auth0.js
Web applications / Modules and components for CMS

Vendor: Auth0

Description

The vulnerability allows a remote user to gain access to sensitive information on the system.

The vulnerability exists due to the error object returned by the library contains the original request of the user, which may include the plaintext password the user entered. A remote administrator can gain access to sensitive information on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

auth0.js: 8.0.0 - 9.13.1

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External links
http://github.com/auth0/auth0.js/commit/355ca749b229fb93142f0b3978399b248d710828
http://github.com/auth0/auth0.js/security/advisories/GHSA-prfq-f66g-43mp

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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