Circle with Disney 2.0.1 apid Daemon TCP Connection resource consumption

Summaryinfo

A vulnerability has been found in Circle with Disney 2.0.1 and classified as problematic. The affected element is an unknown function of the component apid Daemon. Performing a manipulation as part of TCP Connection results in resource consumption. This vulnerability was named CVE-2017-2889. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Circle with Disney 2.0.1 (Endpoint Management Software). It has been classified as problematic. This affects an unknown part of the component apid Daemon. The manipulation as part of a TCP Connection 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. The summary by CVE is:

An exploitable Denial of Service vulnerability exists in the API daemon of Circle with Disney running firmware 2.0.1. A large amount of simultaneous TCP connections causes the APID daemon to repeatedly fork, causing the daemon to run out of memory and trigger a device reboot. An attacker needs network connectivity to the device to trigger this vulnerability.

The bug was discovered 10/31/2017. The weakness was presented 11/07/2017 (Website). It is possible to read the advisory at talosintelligence.com. This vulnerability is uniquely identified as CVE-2017-2889 since 12/01/2016. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k.

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

See VDB-109204, VDB-109202, VDB-109201 and VDB-109200 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Endpoint Management Software

Name

• Circle with Disney

Version

• 2.0.1

License

• commercial

CPE 2.3info

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CPE 2.2info

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