Vulnerability · Published Aug 20, 2024 · Assigned by GitHub_M
CVE-2024-43403Kanister has a potential risk which can be leveraged to make a cluster-level privilege escalation
High 8.8
In plain English
A high-severity privilege mismanagement in kanister from kanisterio. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
Kanister is a data protection workflow management tool. The kanister has a deployment called default-kanister-operator, which is bound with a ClusterRole called edit via ClusterRoleBinding. The "edit" ClusterRole is one of Kubernetes default-created ClusterRole, and it has the create/patch/udpate verbs of daemonset resources, create verb of serviceaccount/token resources, and impersonate verb of serviceaccounts resources. A malicious user can leverage access the worker node which has this component to make a cluster-level privilege escalation.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | github.com/kanisterio/kanister | 0.0.0-20240926084453-1f40f03d8432 | GHSA-h27c-6xm3-mcqp |
| Go | github.com/kanisterio/kanister | no fix listed | GO-2024-3080 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| kanisterio | kanister | <= 0.110.0 |
Weakness: CWE-269 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H