SUSE rke up to 1.4.18/1.5.9 Cluster State sensitive information

Summaryinfo

A vulnerability identified as very critical has been detected in SUSE rke up to 1.4.18/1.5.9. This issue affects some unknown processing of the component Cluster State Handler. The manipulation leads to sensitive information. This vulnerability is referenced as CVE-2023-32191. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in SUSE rke up to 1.4.18/1.5.9 and classified as very critical. This issue affects some unknown functionality of the component Cluster State Handler. The manipulation with an unknown input leads to a sensitive information vulnerability. Using CWE to declare the problem leads to CWE-922. The product stores sensitive information without properly limiting read or write access by unauthorized actors. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

When RKE provisions a cluster, it stores the cluster state in a configmap called `full-cluster-state` inside the `kube-system` namespace of the cluster itself. The information available in there allows non-admin users to escalate to admin.

The advisory is shared at bugzilla.suse.com. The identification of this vulnerability is CVE-2023-32191 since 05/04/2023. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/16/2024). MITRE ATT&CK project uses the attack technique T1592 for this issue.

Upgrading to version 1.4.19 or 1.5.10 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• SUSE

Name

• rke

Version

• 1.4.0
• 1.4.1
• 1.4.2
• 1.4.3
• 1.4.4
• 1.4.5
• 1.4.6
• 1.4.7
• 1.4.8
• 1.4.9
• 1.4.10
• 1.4.11
• 1.4.12
• 1.4.13
• 1.4.14
• 1.4.15
• 1.4.16
• 1.4.17
• 1.4.18
• 1.5.0
• 1.5.1
• 1.5.2
• 1.5.3
• 1.5.4
• 1.5.5
• 1.5.6
• 1.5.7
• 1.5.8
• 1.5.9

License

• open-source

Website

• Vendor: https://www.suse.com/

CPE 2.3info

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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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