Apache Olingo up to 4.7.0 URL AsyncRequestWrapperImpl server-side request forgery

Summaryinfo

A vulnerability was found in Apache Olingo up to 4.7.0. It has been declared as critical. Affected is the function AsyncRequestWrapperImpl of the component URL Handler. Such manipulation leads to server-side request forgery. This vulnerability is uniquely identified as CVE-2020-1925. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Apache Olingo up to 4.7.0 and classified as critical. Affected by this issue is the function AsyncRequestWrapperImpl of the component URL Handler. The manipulation with an unknown input leads to a server-side request forgery vulnerability. Using CWE to declare the problem leads to CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Apache Olingo versions 4.0.0 to 4.7.0 provide the AsyncRequestWrapperImpl class which reads a URL from the Location header, and then sends a GET or DELETE request to this URL. It may allow to implement a SSRF attack. If an attacker tricks a client to connect to a malicious server, the server can make the client call any URL including internal resources which are not directly accessible by the attacker.

The weakness was disclosed 01/09/2020 (Website). The advisory is shared for download at mail-archives.apache.org. This vulnerability is handled as CVE-2020-1925 since 12/02/2019. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/10/2020).

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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Productinfo

Vendor

• Apache

Name

• Olingo

Version

• 4.0
• 4.1
• 4.2
• 4.3
• 4.4
• 4.5
• 4.6
• 4.7.0

License

• open-source

Website

• Vendor: https://www.apache.org/

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