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.
Published 2023-12-15 10:15:10
Updated 2024-01-05 19:56:39
Source WSO2
View at NVD,   CVE.org

Products affected by CVE-2023-6837

Exploit prediction scoring system (EPSS) score for CVE-2023-6837

0.06%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 30 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-6837

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
8.5
HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
3.1
4.7
WSO2
8.2
HIGH CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
1.8
5.8
NIST 2024-01-05

References for CVE-2023-6837

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