A vulnerability classified as problematic was found in Huawei OceanStor 5800 V300R003C00. This vulnerability affects an unknown function of the component Network File System. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect availability. CVE summarizes:

The Huawei OceanStor 5800 V300R003C00 has an integer overflow vulnerability. An authenticated attacker may send massive abnormal Network File System (NFS) packets, causing an anomaly in specific disk arrays.

The bug was discovered 06/29/2016. The weakness was published 04/02/2017 (Website). The advisory is available at huawei.com. This vulnerability was named CVE-2016-6177 since 07/07/2016. The attack can be initiated remotely. The successful exploitation requires a single authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/24/2022).

The vulnerability was handled as a non-public zero-day exploit for at least 277 days. During that time the estimated underground price was around $5k-$25k.

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-172874, VDB-197034, VDB-199379 and VDB-201825.

Productinfo

Vendor

• Huawei

Name

• OceanStor 5800

Version

• V300R003C00

License

• commercial

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• 🔍

CPE 2.2info

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