Summaryinfo

A vulnerability has been found in Huawei DP300, RP200, TE30, TE40, TE50 and TE60 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component XML Parser. The manipulation as part of XML File leads to input validation. This vulnerability is known as CVE-2017-17134. An attack has to be approached locally. There is no exploit available. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Huawei DP300, RP200, TE30, TE40, TE50 and TE60 (Unified Communication Software). Affected is some unknown functionality of the component XML Parser. The manipulation as part of a XML File 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:

XML parser in Huawei DP300 V500R002C00; RP200 V500R002C00SPC200; V600R006C00; TE30 V100R001C10; V500R002C00; V600R006C00; TE40 V500R002C00; V600R006C00; TE50 V500R002C00; V600R006C00; TE60 V100R001C10; V500R002C00; V600R006C00 has a DoS vulnerability. Due to not check the specially XML file enough an authenticated local attacker may craft specific XML files to the affected products and parse this file which cause to null pointer accessing and result in DoS attacks.

The bug was discovered 12/06/2017. The weakness was published 03/05/2018 (Website). The advisory is shared for download at huawei.com. This vulnerability is traded as CVE-2017-17134 since 12/04/2017. The exploitability is told to be easy. The attack needs to be approached locally. A authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/16/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 89 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.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Unified Communication Software

Vendor

• Huawei

Name

• DP300
• RP200
• TE30
• TE40
• TE50
• TE60

License

• commercial

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