Huawei MBB E5771h-937 Webserver HTTP Request input validation

Summaryinfo

A vulnerability, which was classified as problematic, was found in Huawei MBB E5771h-937. Impacted is an unknown function of the component Webserver. The manipulation as part of HTTP Request results in input validation. This vulnerability is known as CVE-2017-17318. Access to the local network is required for this attack. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Huawei MBB E5771h-937 (affected version not known). Affected is some unknown functionality of the component Webserver. The manipulation as part of a HTTP Request leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. CVE summarizes:

Huawei MBB (Mobile Broadband) products E5771h-937 with the versions before E5771h-937TCPU-V200R001B328D62SP00C1133 and the versions before E5771h-937TCPU-V200R001B329D05SP00C1308 have a Denial of Service (DoS) vulnerability. When an attacker accessing device sends special http request to device, the webserver process will try to apply too much memory which can cause the device to become unable to respond. An attacker can launch a DoS attack by exploiting this vulnerability.

The bug was discovered 04/28/2018. The weakness was published 04/30/2018 (Website). The advisory is available at huawei.com. This vulnerability is traded as CVE-2017-17318 since 12/04/2017. The exploitability is told to be easy. The attack can only be initiated within the local network. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 03/08/2023).

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 $5k-$25k.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Huawei

Name

• MBB E5771h-937

License

• commercial

Website

• Vendor: https://www.huawei.com/

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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