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Security Advisory - CPU Vulnerabilities 'Meltdown' and 'Spectre'

  • SA No:huawei-sa-20180106-01-cpu
  • Initial Release Date: 2018-01-06
  • Last Release Date: 2018-01-11

Security researchers disclosed two groups of CPU vulnerabilities "Meltdown" and "Spectre". In some circumstances, a local attacker could exploit these vulnerabilities to read memory information belonging to other processes or other operating system kernel. (Vulnerability ID: HWPSIRT-2018-01001, HWPSIRT-2018-01002, HWPSIRT-2018-01003)

This vulnerability has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-5715, CVE-2017-5753 and CVE-2017-5754.

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-20180106-01-cpu-en

Product Name

Affected Version

Resolved Product and Version

CH121 V3

Versions before V100R001C00SPC250

V100R001C00SPC250[1]

CH121L V3

Versions before V100R001C00SPC150

V100R001C00SPC150[1]

CH140 V3

Versions before V100R001C00SPC170

V100R001C00SPC170[1]

CH140L V3

Versions before V100R001C00SPC150

V100R001C00SPC150[1]

CH220 V3

Versions before V100R001C00SPC250

V100R001C00SPC250[1]

CH222 V3

Versions before V100R001C00SPC250

V100R001C00SPC250[1]

CH225 V3

Versions before V100R001C00SPC150

V100R001C00SPC150[1]

CH226 V3

Versions before V100R001C00SPC170

V100R001C00SPC170[1]

1288H V5

Versions before V100R005C00SPC107

V100R005C00SPC107[2]

2288H V5

Versions before V100R005C00SPC107

V100R005C00SPC107[2]

CH121H V3

Versions before V100R001C00SPC110

V100R001C00SPC110[1]


Note:

[1] Upgrade the BIOS to V382 version, upgrade the iBMC to V268 version. In addition to the two components, it is required to upgrade the operating system patches which are provided by the operating system vendor.

[2] Upgrade the BIOS to V055 version, upgrade the iBMC to V270 version. In addition to the two components, it is required to upgrade the operating system patches which are provided by the operating system vendor.


An attacker could exploit these vulnerabilities to read memory information belonging to other processes or other operating system kernel.

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

HWPSIRT-2018-01001

Base Score: 8.2 (AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N)

Temporal Score: 7.6 (E:F/RL:O/RC:C)

HWPSIRT-2018-01002& HWPSIRT-2018-01003

Base Score: 7.1 (AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N)

Temporal Score: 6.6 (E:F/RL:O/RC:C)

1. Prerequisite:

An attacker must be able to run crafted code on an affected device.

2. Attacking procedure:

In some circumstances, a local attacker could exploit these vulnerabilities to read memory information belonging to other processes or other operating system kernel.

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.

These vulnerabilities were publicly disclosed.

2018-01-11 V1.1 UPDATED Updated the affected version

2018-01-06 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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