Huawei Products SIP Module Messages input validation

Summaryinfo

A vulnerability described as critical has been identified in Huawei Products. This affects an unknown part of the component SIP Module. The manipulation as part of Messages results in input validation. This vulnerability is cataloged as CVE-2019-19416. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Huawei Products (Smartphone Operating System) (unknown version). Affected is an unknown code block of the component SIP Module. The manipulation as part of a Messages 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 confidentiality, integrity, and availability. CVE summarizes:

The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit these three vulnerabilities by sending the specially crafted messages to the affected device. Due to the insufficient verification of the packets, successful exploit could allow the attacker to cause buffer overflow and dead loop, leading to DoS condition. Affected products can be found in https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-sip-en.

The weakness was shared 07/08/2020 (Website). The advisory is shared for download at huawei.com. This vulnerability is traded as CVE-2019-19416 since 11/29/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 07/09/2020).

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

The entries VDB-157763 and VDB-157765 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Smartphone Operating System

Vendor

• Huawei

Name

• Products

License

• commercial

Website

• Vendor: https://www.huawei.com/

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Once again VulDB remains the best source for vulnerability data.

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