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Security Advisory - Memory Leak Vulnerability in Some Huawei Products

  • SA No:huawei-sa-20171201-01-router
  • Initial Release Date: Dec 01, 2017
  • Last Release Date: Dec 13, 2017

Some Huawei products have a memory leak vulnerability. An unauthenticated attacker may send specific Resource ReServation Protocol (RSVP) packets to the affected products. Due to not release the memory to handle the packets, successful exploit will result in memory leak of the affected products and lead to a DoS condition. (Vulnerability ID: HWPSIRT-2017-02032)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-15349.

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-20171201-01-router-en

Product Name

Affected Version

Resolved Product and Version

CloudEngine 12800

V100R003C00

Upgrade to V200R002C50SPC800

V100R005C00

V100R005C10

V100R006C00

CloudEngine 5800

V100R003C00

Upgrade to V200R002C50SPC800

V100R005C00

V100R005C10

V100R006C00

CloudEngine 6800

V100R003C00

Upgrade to V200R002C50SPC800

V100R005C00

V100R005C10

V100R006C00

CloudEngine 7800

V100R003C00

Upgrade to V200R002C50SPC800

V100R005C00

V100R005C10

V100R006C00


Successful exploit will result in memory leak of the affected products.

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

Base Score: 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Temporal Score: 7.0 (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. MPLS, MPLS TE or RSVP is configured in the affected device.

Vulnerability details:

An unauthenticated attacker may send specific RSVP packets to the affected products. Due to not release the memory to handle the packets, successful exploit will result in memory leak of the affected products and lead to a DoS condition.

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.

2017-12-13 V1.1 UPDATED Updated the "Software Versions and Fixes" section;

2017-12-01 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.