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Published: 5th March 2nd September 2021

Version: 12.0.0

Severity: Medium

CVSS Score: 4.6 (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N)

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The resolution of external entity references is enabled. Therefore, if attacker-controlled XML is submitted to the XML parser, then the attacker could gain access to information about an internal network, local filesystem, or other sensitive data.


SOLUTION

If you are using an affected product version, it is highly recommended to migrate to the latest released version to the latest version of the affected WSO2 product is not mentioned under the affected product list, you may migrate to the latest version to receive security fixes.

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Otherwise you may

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apply the relevant fixes to the product based on

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the public

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fix: https://github.com/wso2/carbon-commons/pull/407, https://github.com/wso2/product-apim/pull/7456, https://github.com/wso2/carbon-registry/pull/348, https://github.com/wso2/carbon-event-processing/pull/316, https://github.com/wso2/carbon-analytics-common/pull/739, https://github.com/wso2/carbon-governance/pull/336

Note: If you are a WSO2 customer with Support Subscription, please use WSO2 Update Manager (WUM) updates please use WSO2 Updates in order to apply the fix.