#VU97622 Open redirect in Keycloak - CVE-2024-8883
Published: September 20, 2024 / Updated: October 14, 2024
Vulnerability identifier: #VU97622
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-8883
CWE-ID: CWE-601
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Keycloak
Keycloak
Software vendor:
Keycloak
Keycloak
Description
The vulnerability allows a remote attacker to redirect victims to arbitrary URL.
The vulnerability exists due to a misconfiguration when handling redirects. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain if a 'Valid Redirect URI' is set to http://localhost or http://127.0.0.1
Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.
Remediation
Install updates from vendor's website.
External links
- https://bugzilla.redhat.com/show_bug.cgi?id=2312511
- https://github.com/keycloak/keycloak/blob/main/services/src/main/java/org/keycloak/protocol/oidc/utils/RedirectUtils.java
- https://github.com/advisories/GHSA-vvf8-2h68-9475
- https://github.com/keycloak/keycloak/releases/tag/25.0.6
- https://github.com/keycloak/keycloak/security/advisories/GHSA-w8gr-xwp4-r9f7