This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our private policy>

Security Advisory - Weak Cryptography Vulnerability in Some Huawei Products

  • SA No:huawei-sa-20171222-01-cryptography
  • Initial Release Date: 2017-12-22
  • Last Release Date: 2018-01-12

Some Huawei products have a weak cryptography vulnerability. Due to not properly some values in the certificates, an unauthenticated remote attacker could forges a specific RSA certificate and exploits the vulnerability to pass identity authentication and logs into the target device to obtain permissions configured for the specific user name. (Vulnerability ID: HWPSIRT-2016-09014) This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-17301.

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-20171222-01-cryptography-en

Product Name

Affected Version

Resolved Product and Version

AR120-S

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R008C20

AR1200

V200R005C20

Upgrade to V200R009C00

V200R005C32

V200R006C10

V200R007C00

V200R007C01

V200R007C02

V200R008C20

AR1200-S

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R008C20

AR150

V200R006C10

Upgrade to V200R009C00

V200R007C00

V200R007C01

V200R007C02

V200R008C20

AR160

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R007C01

V200R007C02

V200R008C20

AR200

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R007C01

V200R008C20

AR200-S

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R008C20

AR2200

V200R005C20

Upgrade to V200R009C00

V200R005C32

V200R006C10

V200R007C00

V200R007C01

V200R007C02

V200R008C20

AR2200-S

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R008C20

AR3200

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R006C11

V200R007C00

V200R007C01

V200R007C02

V200R008C00

V200R008C10

V200R008C20

V200R008C30

AR3600

V200R006C10

Upgrade to V200R009C00

V200R007C00

V200R007C01

V200R008C20

AR510

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R008C20

CloudEngine 12800

V100R003C00

Upgrade to V200R002C20

V100R003C10

V100R005C00

V100R005C10

V100R006C00

V200R001C00

CloudEngine 5800

V100R003C00

Upgrade to V200R002C20

V100R003C10

V100R005C00

V100R005C10

V100R006C00

V200R001C00

CloudEngine 6800

V100R003C00

Upgrade to V200R002C20

V100R003C10

V100R005C00

V100R005C10

V100R006C00

V200R001C00

CloudEngine 7800

V100R003C00

Upgrade to V200R002C20

V100R003C10

V100R005C00

V100R005C10

V100R006C00

V200R001C00

DP300

V500R002C00

V500R002C00SPCa00

SMC2.0

V100R003C10

Upgrade to V500R002C00SPCb00

V100R005C00

V500R002C00

V500R002C00SPCb00

SRG1300

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R007C02

V200R008C20

SRG2300

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R007C02

V200R008C20

SRG3300

V200R005C32

Upgrade to V200R009C00

V200R006C10

V200R007C00

V200R008C20

TE30

V100R001C10

Upgrade to TE60 V600R006C00SPC200

TE60

V100R003C00

Upgrade to V600R006C00SPC200

V500R002C00

VP9660

V200R001C02

Upgrade to V500R002C10SPC100

V200R001C30

V500R002C00

ViewPoint 8660

V100R008C02

Upgrade to V100R008C03SPCc00

V100R008C03

V100R008C03SPCc00

eSpace IAD

V300R002C01

V300R002C01SPCm00

eSpace U1981

V200R003C20

Upgrade to V200R003C30SPC200

V200R003C30

V200R003C30SPC200

eSpace USM

V100R001C01

Upgrade to V300R001C00SPC300

V300R001C00

V300R001C00SPC300

An attacker may exploit the vulnerability to forge a specific RSA certificate and log into the target device to obtain permissions configured for the specific user name.

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

Base Score: 8.1 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

Temporal Score: 7.5 (E:F/RL:O/RC:C)

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

1. The SSH server is configured on the device, and the RSA authentication mode is configured for a specified user name.

2. The attacker needs to know the correct user name.

Vulnerability details:

Due to not properly some values in the certificates, an unauthenticated remote attacker could forges a specific RSA certificate and exploits the vulnerability to pass identity authentication and logs into the target device to obtain permissions configured for the specific user name.

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.

2018-01-12 V1.2 UPDATE Update the "Software Versions and Fixes"

2018-01-03 V1.1 UPDATE Update the "Summary" and "Vulnerability Scoring Details" 

2017-12-22 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.