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Security Advisory - Directory File Deletion Vulnerability in UDS

  • SA No:Huawei-SA-20150318-02-UDS
  • Initial Release Date: Mar 18, 2015
  • Last Release Date: Mar 18, 2015

When a Huawei UDS product is loading a patch, an attacker can intercept and change the patch loading information and compromise certain directory files of the device (Vulnerability ID: HWPSIRT-2014-1238).

This Vulnerability has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2015-2254.

Product Name

Affected Version

Resolved Product and Version

OceanStor UDS

V100R002C01SPC101 and earlier versions


An attacker can compromise certain directory files of the device.

The vulnerability classification has been performed by using the CVSSv2 scoring system (

Base Score: 5.8 (AV:N/AC:M/Au:N/C:N/I:P/A:P)

Temporal Score: 4.8 (E:F/RL:O/RC:C)

1. Prerequisite:

The attacker gains access to the OceanStor UDS network.

The UDS is loading a patch.

2. Attacking procedure:

The attacker captures and changes the patch loading information to delete certain directory files and compromise some system functions.
Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades, or obtain them through Huawei worldwide website at ( / ( / ( For TAC contact information, please refer to Huawei worldwide website at

This vulnerability is reported by Huawei internal tester. Huawei PSIRT is not aware of any public announcements or malicious use of the vulnerability described in this advisory.

For security problems about Huawei products and solutions, please

For general problems about Huawei products and solutions, please directly contact Huawei TAC (Huawei Technical Assistance Center) to request the configuration or technical assistance.

2015-03-18 V1.0 INITIAL
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