A vulnerability was found in edX (affected version not known) and classified as critical. This issue affects some unknown functionality of the component Configuration Report Page. The manipulation with an unknown input leads to a input validation vulnerability (Account). Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, and integrity. The summary by CVE is:

The Ansible edxapp role in the Configuration Repo in edX allows remote websites to spoof edX accounts by leveraging use of the string literal "False" instead of a boolean False for the CORS_ORIGIN_ALLOW_ALL setting. Note: this vulnerability was fixed on 2015-03-06, but the version number was not changed.

The bug was discovered 03/02/2015. The weakness was presented 02/03/2018 (GitHub Repository). The advisory is shared at github.com. The identification of this vulnerability is CVE-2015-2186 since 03/02/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1069 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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• edX

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