A vulnerability was found in Watchguard Firewall up to 11.x (Firewall Software). It has been rated as problematic. Affected by this issue is some unknown processing of the component XML-RPC Interface. The manipulation as part of a Message leads to a resource consumption vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. CVE summarizes:

An FBX-5312 issue was discovered in WatchGuard Fireware before 12.0. If a login attempt is made in the XML-RPC interface with an XML message containing an empty member element, the wgagent crashes, logging out any user with a session opened in the UI. By continuously executing the failed login attempts, UI management of the device becomes impossible.

The bug was discovered 09/18/2017. The weakness was published 09/20/2017 (Website). The advisory is available at securityfocus.com. This vulnerability is handled as CVE-2017-14616 since 09/20/2017. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. 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 2 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 12.0 eliminates this vulnerability.

Similar entry is available at 106909.

Productinfo

Type

• Firewall Software

Vendor

• Watchguard

Name

• Firewall

Version

• 11.x

License

• commercial

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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