Huawei Products SIP Module Messages input validation

Summaryinfo

A vulnerability marked as critical has been reported in Huawei Products. Affected by this issue is some unknown functionality of the component SIP Module. The manipulation as part of Messages leads to input validation. This vulnerability is listed as CVE-2019-19415. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Huawei Products (Smartphone Operating System) (the affected version is unknown). This issue affects an unknown code of the component SIP Module. The manipulation as part of a Messages 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 confidentiality, integrity, and availability. The summary by CVE is:

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 presented 07/08/2020 (Website). It is possible to read the advisory at huawei.com. The identification of this vulnerability is CVE-2019-19415 since 11/29/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (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.

See VDB-157764 and VDB-157765 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Smartphone Operating System

Vendor

• Huawei

Name

• Products

License

• commercial

Website

• Vendor: https://www.huawei.com/

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