A vulnerability classified as critical was found in Apache Geode (unknown version). This vulnerability affects an unknown code block of the component Hostname Verification. The manipulation as part of a Certificate leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

When TLS is enabled with ssl-endpoint-identification-enabled set to true, Apache Geode fails to perform hostname verification of the entries in the certificate SAN during the SSL handshake. This could compromise intra-cluster communication using a man-in-the-middle attack.

The weakness was published 03/16/2020. This vulnerability was named CVE-2019-10091 since 03/26/2019. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 03/17/2020).

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

Similar entries are available at VDB-140771, VDB-143014, VDB-143287 and VDB-143530.

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• Apache

Name

• Geode

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• open-source

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