A vulnerability, which was classified as critical, was found in Huawei HEGE-560, OSCA-550, OSCA-550A, OSCA-550AX and OSCA-550X. Affected is an unknown functionality. The manipulation with an unknown input 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:

Huawei HEGE-560 version 1.0.1.20(SP2), OSCA-550 version 1.0.0.71(SP1), OSCA-550A version 1.0.0.71(SP1), OSCA-550AX version 1.0.0.71(SP2), and OSCA-550X version 1.0.0.71(SP2) have an insufficient verification vulnerability. An attacker can perform specific operations to exploit this vulnerability by physical access methods. Successful exploitation may cause the attacker perform an illegal operation.

The weakness was disclosed 02/18/2020 (Website). The advisory is shared for download at huawei.com. This vulnerability is traded as CVE-2020-1843 since 11/29/2019. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

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

Productinfo

Vendor

• Huawei

Name

• HEGE-560
• OSCA-550
• OSCA-550A
• OSCA-550AX
• OSCA-550X

License

• commercial

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