Huawei DP300 V500R002C00 XML File malloc input validation

Summaryinfo

A vulnerability was found in Huawei DP300 V500R002C00. It has been rated as problematic. The impacted element is the function malloc of the component XML File Handler. The manipulation leads to input validation. This vulnerability is referenced as CVE-2017-17148. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Huawei DP300 V500R002C00 (Unified Communication Software). This issue affects the function malloc of the component XML File Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. The summary by CVE is:

Huawei DP300 V500R002C00 have a DoS vulnerability due to the lack of validation when the malloc is called. An authenticated local attacker can craft specific XML files to the affected products and parse this file, which result in DoS attacks.

The bug was discovered 12/15/2017. The weakness was published 03/09/2018 (Website). It is possible to read the advisory at huawei.com. The identification of this vulnerability is CVE-2017-17148 since 12/04/2017. Attacking locally is a requirement. The successful exploitation requires a simple authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/17/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 84 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.

Similar entries are available at VDB-114274 and VDB-114273. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Unified Communication Software

Vendor

• Huawei

Name

• DP300

Version

• V500R002C00

License

• commercial

Website

• Vendor: https://www.huawei.com/

CPE 2.3info

• 🔍

CPE 2.2info

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Entryinfo

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