A vulnerability was found in scapy 2.4.0. It has been classified as problematic. Affected is the function _RADIUSAttrPacketListField.getfield. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. CVE summarizes:

scapy 2.4.0 is affected by: Denial of Service. The impact is: infinite loop, resource consumption and program unresponsive. The component is: _RADIUSAttrPacketListField.getfield(self..). The attack vector is: over the network or in a pcap. both work.

The weakness was shared 07/19/2019 (Website). The advisory is available at securityfocus.com. This vulnerability is traded as CVE-2019-1010142 since 03/20/2019. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 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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• scapy

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• 2.4.0

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