Information disclosure in Doorkeeper - CVE-2020-10187
Published: May 13, 2020
Vulnerability identifier: #VU27870
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-10187
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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 attacker can retrieve the client secret only intended for the OAuth application owner.
Affected software
Doorkeeper
How to mitigate CVE-2020-10187
Install updates from vendor's website.
Doorkeeper - addressed in versions 5.0.3, 5.1.1, 5.2.5, 5.3.2