Vulnerability identifier: #VU20413
Vulnerability risk: High
CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-287
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Keycloak
Server applications /
Directory software, identity management
Vendor: Keycloak
Description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to the Security Assertion Markup Language (SAML) broker does not properly parse messages. A remote attacker can send a specially crafted SAML request, bypass authentication process and gain unauthorized access to the application.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Keycloak: 0.6.0 - 6.0.1
External links
http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10201
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.