Pomelo 2.2.5 State entryHandler.js injection

Summaryinfo

A vulnerability categorized as critical has been discovered in Pomelo 2.2.5. This affects an unknown part of the file template/game-server/app/servers/connector/handler/entryHandler.js of the component State Handler. Executing a manipulation can lead to injection. This vulnerability is registered as CVE-2019-18954. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Pomelo 2.2.5. It has been declared as critical. This vulnerability affects an unknown functionality of the file template/game-server/app/servers/connector/handler/entryHandler.js of the component State Handler. The manipulation with an unknown input leads to a injection vulnerability. The CWE definition for the vulnerability is CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Pomelo v2.2.5 allows external control of critical state data. A malicious user input can corrupt arbitrary methods and attributes in template/game-server/app/servers/connector/handler/entryHandler.js because certain internal attributes can be overwritten via a conflicting name. Hence, a malicious attacker can manipulate internal attributes by adding additional attributes to user input.

The weakness was published 11/14/2019. This vulnerability was named CVE-2019-18954 since 11/13/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1055 by the MITRE ATT&CK project.

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

Name

• Pomelo

Version

• 2.2.5

CPE 2.3info

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CPE 2.2info

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Entryinfo

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