CVE-2023-6837
Last modified
CVE-2023-6837 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. 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.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wso2 | Api Manager | >= 2.5.0, < 2.5.0.32 |
| Wso2 | Api Manager | >= 2.6.0, < 2.6.0.52 |
| Wso2 | Api Manager | >= 3.0.0, < 3.0.0.50 |
| Wso2 | Api Manager | >= 3.1.0, < 3.1.0.72 |
| Wso2 | Api Manager | >= 3.2.0, < 3.2.0.86 |
| Wso2 | Api Manager | >= 4.0.0, < 4.0.0.35 |
| Wso2 | Identity Server | >= 5.6.0, < 5.6.0.16 |
| Wso2 | Identity Server | >= 5.7.0, < 5.7.0.35 |
| Wso2 | Identity Server | >= 5.8.0, < 5.8.0.26 |
| Wso2 | Identity Server | >= 5.9.0, < 5.9.0.38 |
| Wso2 | Identity Server | >= 5.10.0, < 5.10.0.78 |
| Wso2 | Identity Server | >= 5.11.0, < 5.11.0.69 |
| Wso2 | Identity Server As Key Manager | >= 5.6.0, < 5.6.0.17 |
| Wso2 | Identity Server As Key Manager | >= 5.7.0, < 5.7.0.39 |
| Wso2 | Identity Server As Key Manager | >= 5.9.0, < 5.9.0.45 |
| Wso2 | Identity Server As Key Manager | >= 5.10.0, < 5.10.0.80 |
| Wso2 | Carbon Identity Application Authentication Endpoint | < 5.11.256.3 |
| Wso2 | Carbon Identity Application Authentication Endpoint | >= 5.11.257.0, < 5.12.153.19 |
| Wso2 | Carbon Identity Application Authentication Endpoint | >= 5.12.154.0, < 5.20.254 |
| Wso2 | Carbon Identity Application Authentication Framework | < 5.11.256.3 |
| Wso2 | Carbon Identity Application Authentication Framework | >= 5.11.257.0, < 5.12.153.21 |
| Wso2 | Carbon Identity Application Authentication Framework | >= 5.12.154.0, < 5.12.387.7 |
| Wso2 | Carbon Identity Application Authentication Framework | >= 5.12.388.0, < 5.14.97.22 |
| Wso2 | Carbon Identity Application Authentication Framework | >= 5.14.98.0, < 5.17.5.106 |
| Wso2 | Carbon Identity Application Authentication Framework | >= 5.17.6.0, < 5.18.187.76 |
| Wso2 | Carbon Identity Application Authentication Framework | >= 5.18.188.0, < 5.20.254 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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