Openshift/telemeter: iss check during jwt authentication can be bypassed
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.8%
exploitation probability
0.8%top 44% of all CVEs
observed exploitation
nono source reports it
A flaw was found in OpenShift's Telemeter. If certain conditions are in place, an attacker can use a forged token to bypass the issue ("iss") check during JSON web token (JWT) authentication.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products
telemeterRed Hat · Logging Subsystem for Red Hat OpenShiftRed Hat · Red Hat OpenShift Container Platform 4.12Red Hat · Red Hat OpenShift Container Platform 4.13Red Hat · Red Hat OpenShift Container Platform 4.14Red Hat · Red Hat OpenShift Container Platform 4.15Red Hat · Red Hat OpenShift Container Platform 4.16Red Hat · Red Hat OpenShift distributed tracing 2Red Hat · Red Hat OpenShift distributed tracing 3References
https://access.redhat.com/errata/RHSA-2024:4151https://access.redhat.com/errata/RHSA-2024:4156https://access.redhat.com/errata/RHSA-2024:4329https://access.redhat.com/errata/RHSA-2024:4484https://access.redhat.com/errata/RHSA-2024:5200https://access.redhat.com/security/cve/CVE-2024-5037https://bugzilla.redhat.com/show_bug.cgi?id=2272339https://github.com/kubernetes/kubernetes/pull/123540https://github.com/openshift/telemeter/blob/a9417a6062c3a31ed78c06ea3a0613a52f2029b2/pkg/authorize/jwt/client_authorizer.go#L78