A vulnerability classified as problematic has been found in Intel Puma 5/6/7 on Virgin Media. Affected is an unknown part. The manipulation as part of a Packet leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

The Intel Puma 5, 6, and 7 chips, as used on Virgin Media branded Arris TG2492 devices, allow remote attackers to cause a denial of service (performance degradation) by sending a moderate volume of small packets to many TCP or UDP ports, a related issue to CVE-2017-15064. NOTE: Intel has advised that they are only a hardware manufacturer in this instance; they do NOT own the mitigation distribution channel for these chips. Any details about mitigations would need to come from Virgin Media.

The bug was discovered 11/29/2016. The weakness was released 10/06/2017 (Website). The advisory is available at badmodems.com. This vulnerability is traded as CVE-2017-15078 since 10/06/2017. It is possible to launch the attack remotely. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 311 days. During that time the estimated underground price was around $5k-$25k.

It is possible to mitigate the weakness by firewalling .

Entries connected to this vulnerability are available at 107572, 107573, 107574 and 107575.

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• Intel

Name

• Puma

Version

• 5
• 6
• 7

License

• commercial

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