Authentication bypass in Red Hat Single Sign-On - CVE-2017-7474
Published: May 15, 2017
Vulnerability identifier: #VU6547
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-7474
CWE-ID: CWE-592
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Red Hat Inc.
Affected software:
Red Hat Single Sign-On
Red Hat Single Sign-On
Detailed vulnerability description
The vulnerability allows a remote authenticated user to bypass security restrictions on the target system.
The weakness exists due to improper handling of invalid tokens by the Keycloak Node.js adapter. A remote attacker can bypass authentication restrictions and access sensitive information on a targeted system to conduct further attacks.
Successful exploitation of the vulnerability results in authentication bypass.
The weakness exists due to improper handling of invalid tokens by the Keycloak Node.js adapter. A remote attacker can bypass authentication restrictions and access sensitive information on a targeted system to conduct further attacks.
Successful exploitation of the vulnerability results in authentication bypass.
How to mitigate CVE-2017-7474
Install update from vendor's website.