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Date: Wed, 4 Dec 2019 06:25:00 +0100
From: mibo <>
Subject: CVE-2019-17554: Olingo: XML External Entity resolution attack

CVE-2019-17554: XML External Entity resolution attack

Severity: Important
Vendor: The Apache Software Foundation

Versions Affected:
Olingo 4.0.0 to 4.6.0
The OData v2 versions of Olingo 2.x are not affected

The XML content type entity deserializer is not configured to deny the
resolution of external entities.
Request with content type "application/xml", which trigger the
deserialization of entities, can be used to trigger XXE attacks.

4.x.x users should upgrade to 4.7.0

This issue was discovered by Archibald Haddock of Compass Security Schweiz AG.


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