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Security Advisory - Integer Overflow Vulnerability in the OceanStor 5800

  • SA No:huawei-sa-20160629-02-oceanstor
  • Initial Release Date: Jun 29, 2016
  • Last Release Date: Jun 29, 2016

The OceanStor 5800 V3 Storage Systems are mid-range storage products newly developed by Huawei.

The OceanStor 5800 has an integer overflow vulnerability. An authenticated attacker may send massive abnormal Network File System (NFS) packets, causing an anomaly in specific disk arrays. (Vulnerability ID: HWPSIRT-2016-05246)

This vulnerability has been assigned a CVE ID: CVE-2016-6177.

Huawei has released software updates to fix these vulnerabilities. This advisory is available at the following link:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20160629-02-oceanstor-en

Product Name

Affected Version

Resolved Product and Version

OceanStor 5800 V3

V300R003C00

Upgrade to V300R003C10

Successful exploit could allow the attacker to cause specific disk arrays to work abnormally.

The vulnerability classification has been performed by using the CVSSv2 scoring system (http://www.first.org/cvss/).

Base Score: 4.0 (AV:N/AC:L/Au:S/C:N/I:N/A:P)

Temporal Score: 3.3 (E:F/RL:O/RC:C)

1. Prerequisite:

The attacker can connect to the network of the affected device;

2. Attacking procedure:

The authenticated attacker sends massive abnormal NFS packets to the server. Due to the lack of validation of specific fields, an integer overflow occurs, causing specific disk arrays to work abnormally.

Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades. For TAC contact information, please refer to Huawei worldwide website at http://www.huawei.com/en/psirt/report-vulnerabilities.

This vulnerability was discovered by Huawei internal tester.

2016-06-29 V1.0 INITIAL

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To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

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