Vulnerability identifier: #VU93875
Vulnerability risk: High
CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/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:
Red Hat OpenShift Container Platform
Client/Desktop applications /
Software for system administration
Vendor: Red Hat Inc.
Description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error when processing authentication requests in openshift/telemeter. A remote attacker can bypass iss check during JWT authentication and gain unauthorized access to the application.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Red Hat OpenShift Container Platform: 4.16.0
External links
http://bugzilla.redhat.com/show_bug.cgi?id=2272339
http://github.com/openshift/telemeter/blob/a9417a6062c3a31ed78c06ea3a0613a52f2029b2/pkg/authorize/jwt/client_authorizer.go#L78
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.