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IPv6 has an out-of-bounds read vulnerability. An unauthenticated attacker may send crafted malformed IPv6 packets to the affected products. Due to insufficient verification of the packets, successful exploit will cause device to reset.(Vulnerability ID: HWPSIRT-2016-08018)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-17165.

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-20171213-01-ipv6-en

IPv6 has an out-of-bounds read vulnerability. An unauthenticated attacker may send crafted malformed IPv6 packets to the affected products. Due to insufficient verification of the packets, successful exploit will cause some board to reset.
IPv6 has an out-of-bounds read vulnerability. An unauthenticated attacker may send crafted malformed IPv6 packets to the affected products. Due to insufficient verification of the packets, successful exploit will cause some board to reset.
IPv6 has an out-of-bounds read vulnerability. An unauthenticated attacker may send crafted malformed IPv6 packets to the affected products. Due to insufficient verification of the packets, successful exploit will cause some board to reset.

Product Name

Affected Version

Resolved Product and Version

Quidway S2700

V200R003C00SPC300

Upgrade to V200R005C00SPC500+V200R005SPH013

Quidway S5300

V200R003C00SPC300

Upgrade to V200R005C00SPC500+V200R005SPH013

Quidway S5700

V200R003C00SPC300

Upgrade to V200R005C00SPC500+V200R005SPH013

S2300

V200R003C00

Upgrade to V200R008C00SPC500

V200R003C00SPC300T

V200R005C00

V200R006C00

V200R007C00

V200R008C00

V200R008C00SPC500

V200R009C00

V200R009C00SPC500

S2700

V200R005C00

Upgrade to V200R008C00SPC500

V200R006C00

V200R007C00

V200R008C00

V200R008C00SPC500

V200R009C00

V200R009C00SPC500

S5300

V200R003C00

Upgrade to V200R005C00SPC500+V200R005SPH013

V200R003C00SPC300T

V200R003C00SPC600

V200R003C02

V200R005C00

V200R005C00SPC500+V200R005SPH013

V200R005C01

V200R005C02

V200R005C03

V200R005C05

V200R006C00

Upgrade to V200R008C00SPC500

V200R007C00

V200R008C00

V200R008C00SPC500

V200R009C00

V200R009C00SPC500

S5700

V200R003C00

Upgrade to V200R005C00SPC500+V200R005SPH013

V200R003C00SPC316T

V200R003C00SPC600

V200R003C02

V200R005C00

V200R005C00SPC500+V200R005SPH013

V200R005C01

V200R005C02

V200R005C03

V200R006C00

Upgrade to V200R008C00SPC500

V200R007C00

V200R008C00

V200R008C00SPC500

V200R009C00

V200R009C00SPC500

S600-E

V200R008C00

V200R008C00SPC500

V200R009C00

V200R009C00SPC500

S6300

V200R003C00

Upgrade to V200R005C00SPC500+V200R005SPH013

V200R005C00

V200R005C00SPC500+V200R005SPH013

V200R007C00

Upgrade to V200R008C00SPC500

V200R008C00

V200R008C00SPC500

V200R009C00

V200R009C00SPC500

S6700

V200R003C00

Upgrade to V200R005C00SPC500+V200R005SPH013

V200R005C00

V200R005C00SPC500+V200R005SPH013

V200R005C01

V200R005C02

V200R007C00

Upgrade to V200R008C00SPC500

V200R008C00

V200R008C00SPC500

V200R009C00

V200R009C00SPC500

Attacker can exploit this vulnerability to cause device reset.

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.

Vulnerability details:

IPv6 has an out-of-bounds read vulnerability. An unauthenticated attacker may send crafted malformed IPv6 packets to the affected products. Due to insufficient verification of the packets, successful exploit will cause 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.

2017-12-13 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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