A vulnerability was found in WSO2 API Manager, Identity Server and IS as Key Manager (Automation Software) (unknown version) and classified as critical. Affected by this issue is an unknown code block of the component JIT Provisioning. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Multiple WSO2 products have been identified as vulnerable to perform user impersonatoin using JIT provisioning. In order for this vulnerability to have any impact on your deployment, following conditions must be met: * An IDP configured for federated authentication and JIT provisioning enabled with the "Prompt for username, password and consent" option. * A service provider that uses the above IDP for federated authentication and has the "Assert identity using mapped local subject identifier" flag enabled. Attacker should have: * A fresh valid user account in the federated IDP that has not been used earlier. * Knowledge of the username of a valid user in the local IDP. When all preconditions are met, a malicious actor could use JIT provisioning flow to perform user impersonation.

The weakness was disclosed 12/15/2023. The advisory is available at security.docs.wso2.com. This vulnerability is handled as CVE-2023-6837 since 12/15/2023. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability.

The entry VDB-248168 is pretty similar.

Productinfo

Type

• Automation Software

Vendor

• WSO2

Name

• API Manager
• Identity Server
• IS as Key Manager

License

• commercial

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