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Security Advisory - IPv6 Neighbor Discovery Crafted Packet Denial of Service Vulnerability

  • SA No:huawei-sa-20160824-01-ipv6
  • Initial Release Date: Aug 24, 2016
  • Last Release Date: Jan 18, 2017

There is a vulnerability in the IP Version 6 (IPv6) Neighbor Discovery packet process of multiple products, successful exploit could allow an unauthenticated, remote attacker to cause an affected device to start dropping legitimate IPv6 neighbors as legitimate ND times out, leading to a denial of service (DoS). (Vulnerability ID: HWPSIRT-2016-06012)

This vulnerability has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2016-1409.

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-20160824-01-ipv6-en


Product Name

Affected Version

Resolved Product and Version

AR120& AR150& AR160& AR200& AR500& AR510& AR1200& AR2200& AR3200& AR3600

V200R005C00

Upgrade to V200R007C00SPC900

V200R006C00

V200R006C10

V200R007C00

V200R007C00SPC900

CloudEngine 12800

V100R001C00

Upgrade to V200R001C00SPC700

V100R001C01

V100R002C00

V100R003C00

V100R003C10

V100R005C00

V100R005C10

V100R006C00

CloudEngine 5800

V100R001C00

Upgrade to V200R001C00SPC700

V100R001C01

V100R002C00

V100R003C00

V100R003C10

V100R006C00

CloudEngine 6800

V100R001C00

Upgrade to V200R001C00SPC700

V100R001C01

V100R002C00

V100R003C00

V100R003C10

V100R005C00

V100R005C10

V100R006C00

CloudEngine 7800

V100R003C00

Upgrade to V200R001C00SPC700

V100R003C10

V100R005C00

V100R005C10

V100R006C00

CloudEngine 8800

V100R006C00

Upgrade to V200R001C00SPC700

S12700

V200R005C00

Upgrade to V200R009C00SPC500

V200R006C00

V200R007C00

V200R008C00

V200R009C00

V200R009C00SPC500

S2300

V100R006C05

Upgrade to V100R006SPH028

S2700

V100R006C05

Upgrade to V100R006SPH028

S3300

V100R006C05

Upgrade to V100R006SPH028

S3700

V100R006C05

Upgrade to V100R006SPH028

S5300

V200R002C00

Upgrade to V200R005C00SPC500+V200R005SPH012

V200R005C00

V200R005C00SPC500+V200R005SPH012

V200R006C00

Upgrade to V200R009C00SPC500

V200R007C00

V200R008C00

V200R009C00

V200R009C00SPC500

S5700

V200R002C00

Upgrade to V200R005C00SPC500+V200R005SPH012

V200R003C00

V200R005C00

V200R005C00SPC500+V200R005SPH012

V200R006C00

Upgrade to V200R009C00SPC500

V200R007C00

V200R008C00

V200R009C00

V200R009C00SPC500

S6300

V200R002C00

Upgrade to V200R005C00SPC500+V200R005SPH012

V200R003C00

V200R005C00

V200R005C00SPC500+V200R005SPH012

V200R007C00

Upgrade to V200R009C00SPC500

V200R008C00

V200R009C00

V200R009C00SPC500

S6700

V200R002C00

Upgrade to V200R005C00SPC500+V200R005SPH012

V200R003C00

V200R005C00

V200R005C00SPC500+V200R005SPH012

V200R007C00

Upgrade to V200R009C00SPC500

V200R008C00

V200R009C00

V200R009C00SPC500

S7700

V200R002C00

Upgrade to V200R009C00SPC500

V200R003C00

V200R005C00

V200R006C00

V200R007C00

V200R008C00

V200R009C00

V200R009C00SPC500

S9300

V200R002C00

Upgrade to V200R009C00SPC500

V200R003C00

V200R005C00

V200R006C00

V200R007C00

V200R008C00

V200R009C00

V200R009C00SPC500

S9700

V200R002C00

Upgrade to V200R009C00SPC500

V200R003C00

V200R005C00

V200R006C00

V200R007C00

V200R008C00

V200R009C00

V200R009C00SPC500


Successful exploit could allow an unauthenticated, remote attacker to cause an affected device to start dropping legitimate IPv6 neighbors as legitimate ND times out, leading to DOS.

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

Base Score: 5.0 (AV:N/AC:L/Au:N/C:N/I:N/A:P)

Temporal Score: 4.1 (E:F/RL:O/RC:C)

1. Prerequisite:

The attacker gains access to the device network;

2. Attacking procedure:

An attacker could exploit this vulnerability by sending crafted IPv6 Neighbor Discovery (ND) packets to an affected device for processing. Successful exploit could allow an unauthenticated, remote attacker to cause an affected device to start dropping legitimate IPv6 neighbors as legitimate ND times out, leading toDOS.

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 reported to Huawei PSIRT by CERT/CC.

2017-01-18 V1.1 UPDATED Updated the affected product list and fixed version
2016-08-24 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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