Vulnerability identifier: #VU27523
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-200
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 gain access to potentially sensitive information.
The vulnerability exists when configuring an Conditional OTP Authentication Flow as a post login flow of an IDP, the failure login events for OTP are not being sent to the brute force protection event queue. So BruteForceProtector does not handle this events. A remote attacker can gain unauthorized access to sensitive information on the system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Keycloak: 9.0.0
External links
http://access.redhat.com/security/cve/CVE-2020-1744
http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1744
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.