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Security Advisory - Memory Leak Vulnerability in Several Huawei Products

  • SA No:huawei-sa-20160615-01-standby
  • Initial Release Date: 2016-06-15
  • Last Release Date: 2016-06-15

There is a vulnerability in several Huawei devices: USG series, NGFW module, IPS module, NIP series and AntiDDoS8000.

A memory leak vulnerability exists in these products. In hot standby networking where two devices are not directly connected, an attacker can craft a malformed packet, which exhausts the device's memory resources and causes device reboot. (Vulnerability ID: HWPSIRT-2016-04004)

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-20160615-01-standby-en

Product Name

Affected Version

Resolved Product and Version

IPS Module

V500R001C00

Upgrade to V500R001C20SPC100

NGFW Module

V500R001C00

Upgrade to V500R001C20SPC100

NIP6300

V500R001C00

Upgrade to V500R001C20SPC100

NIP6600

V500R001C00

Upgrade to V500R001C20SPC100

Secospace USG6300

V500R001C00

Upgrade to V500R001C20SPC100

Secospace USG6500

V500R001C00

Upgrade to V500R001C20SPC100

Secospace USG6600

V500R001C00

Upgrade to V500R001C20SPC100

USG9500

V500R001C00

Upgrade to V500R001C20SPC100

Secospace AntiDDoS8000

V500R001C00

Upgrade to V500R001C20SPC100

By exploiting this vulnerability, an attacker can exhaust the device's memory resources and cause device reboot.

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

Base Score: 5.4 (AV:N/AC:H/Au:N/C:N/I:N/A:C)

Temporal Score: 4.5 (E:F/RL:O/RC:C)

Prerequisite:
1. The attacker gains access to the device network.
2. Two devices are not directly connected in hot standby networking.

Attacking procedure:
In hot standby networking where two devices are not directly connected, an attacker can craft a malformed packet. Massive malformed packets will exhaust the device's memory resources and causes device reboot.

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.

2016-06-15 V1.0 INITIAL

Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

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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