Humax HG100R 2.0.6 Management Console Session Token information disclosure

Summaryinfo

A vulnerability classified as problematic has been found in Humax HG100R 2.0.6. This issue affects some unknown processing of the component Management Console. Performing a manipulation as part of Session Token results in information disclosure. This vulnerability is reported as CVE-2017-11435. The attack is possible to be carried out remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Humax HG100R 2.0.6. It has been classified as problematic. This affects some unknown processing of the component Management Console. The manipulation as part of a Session Token leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

The Humax Wi-Fi Router model HG100R-* 2.0.6 is prone to an authentication bypass vulnerability via specially crafted requests to the management console. The bug is exploitable remotely when the router is configured to expose the management console. The router is not validating the session token while returning answers for some methods in url '/api'. An attacker can use this vulnerability to retrieve sensitive information such as private/public IP addresses, SSID names, and passwords.

The bug was discovered 06/28/2017. The weakness was disclosed 07/19/2017 (Website). It is possible to read the advisory at hackertor.com. This vulnerability is uniquely identified as CVE-2017-11435 since 07/19/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 21 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.

The vulnerability is also documented in the vulnerability database at Exploit-DB (42732). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• Humax

Name

• HG100R

Version

• 2.0.6

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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Be aware that VulDB is the high quality source for vulnerability data.

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