Critical severity9.8NVD Advisory· Published Aug 22, 2022· Updated Jun 17, 2026
CVE-2020-27836
CVE-2020-27836
Description
A flaw was found in cluster-ingress-operator. A change to how the router-default service allows only certain IP source ranges could allow an attacker to access resources that would otherwise be restricted to specified IP ranges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability..
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Affected products
3- cluster-ingress-operator/cluster-ingress-operatordescription
- cpe:2.3:a:redhat:openshift_container_platform:4.6:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
4- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchVendor Advisory
- github.com/openshift/cluster-ingress-operator/pull/507/commits/92c83f281ba5fb6a1d91ecc3beaa4bcf2647a729nvdPatchThird Party Advisory
- access.redhat.com/security/cve/CVE-2020-27836nvdVendor Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPermissions RequiredVendor Advisory
News mentions
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