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Security Advisory - Integer Overflow Vulnerability in Some Huawei Devices

  • SA No:huawei-sa-20161123-01-vrp
  • Initial Release Date: Nov 23, 2016
  • Last Release Date: Dec 07, 2016

Some Huawei devices have an integer overflow vulnerability. Due to the lack of validation in some field of the packet, a remote, unauthenticated attacker may craft specific IPFPM packets, probably causing the device to reset. (Vulnerability ID: HWPSIRT-2016-04030)

This vulnerability has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2016-8795

Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161123-01-vrp-en

Product Name

Affected Version

Resolved Product and Version

CloudEngine 12800

V100R002C00

Upgrade to V200R001C00

V100R003C00

V100R003C10

V100R005C00

V100R005C10

V100R006C00

CloudEngine 5800

V100R002C00

Upgrade to V200R001C00

V100R003C00

V100R003C10

V100R005C00

V100R005C10

V100R006C00

CloudEngine 6800

V100R002C00

Upgrade to V200R001C00

V100R003C00

V100R003C10

V100R005C00

V100R005C10

V100R006C00

CloudEngine 7800

V100R003C00

Upgrade to V200R001C00

V100R003C10

V100R005C00

V100R005C10

V100R006C00

CloudEngine 8800

V100R006C00

Upgrade to V200R001C00

 Secospace USG6600
 V500R001C00
 Upgrade to V500R001C30SPC200

Successful exploit may cause the device to reset.

The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).

Base Score: 3.7 (AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Temporal Score: 3.5 (E:F/RL:O/RC:C)

This vulnerability can be exploited only when the following conditions are present:

1. The attacker gains access to the device network.

2. IPFPM is configured in the affected device.


Vulnerability details:

Due to the lack of validation in some field of the packet, a remote, unauthenticated attacker may craft specific IPFPM packets, probably causing the device to reset.

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.

2016-12-07 V1.1 UPDATED Updated the "Software Versions and Fixes" and "Technical Details";

2016-11-23 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.

This document is provided on an "AS IS" basis and does not imply any kind of guarantee or warranty, either express or implied, including the warranties of merchantability or fitness for a particular purpose. In no event shall Huawei or any of its directly or indirectly controlled subsidiaries or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages. Your use of the document, by whatsoever means, will be totally at your own risk. Huawei is entitled to amend or update this document from time to time.