Fastweb FASTgate 1.0.1b Administration Console check_pwd Return Value information disclosure

Summaryinfo

A vulnerability categorized as critical has been discovered in Fastweb FASTgate 1.0.1b. This vulnerability affects the function check_pwd of the component Administration Console. Executing a manipulation with the input 1 as part of Return Value can lead to information disclosure. This vulnerability is handled as CVE-2019-18661. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Fastweb FASTgate 1.0.1b and classified as critical. This vulnerability affects the function check_pwd of the component Administration Console. The manipulation with the input value 1 leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Fastweb FASTGate 1.0.1b devices allow partial authentication bypass by changing a certain check_pwd return value from 0 to 1. An attack does not achieve administrative control of a device; however, the attacker can view all of the web pages of the administration console.

The weakness was released 11/02/2019. This vulnerability was named CVE-2019-18661 since 11/02/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.

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

Vendor

• Fastweb

Name

• FASTgate

Version

• 1.0.1b

CPE 2.3info

• 🔍

CPE 2.2info

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