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Security Advisory - The Side Channel Vulnerabilities "MDS" of Chips
SA No:INSPUR-SA-201906-001
Initial Release Date:2019-06-11 09:55:52
Last Release Date:2019-09-26 15:53:36
Summary:

On May 14, 2019, Intel disclosed four new side channel vulnerabilities (CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, and CVE-2019-11091), Intel unified this series of vulnerabilities into Microarchitectural Data Sampling vulnerabilities. The exploitation of these vulnerabilities requires an attacker to embed malicious code in the target device, mainly for local use. In some cases, it may also be remotely exploited through JS code and malicious websites. These attack methods can be effective in both PC and cloud environments. They can cause applications, operating system virtual machines, and trusted execution environments to disclose sensitive information, including passwords, website content, disk encryption keys, and browser history. (Vulnerability ID: ISRC-2019-0102001).

The affected products and corresponding update versions are shown in the table below.

Fixed Product Version:
Product BIOS Update Version

Release Date

NF5888M5 NF5888M5_BIOS_4.0.0_standard_20190523 6.10
TS860M5 TS860M5_BIOS_4.0.05_standard_20190529 6.13
NF5468M5 NF5468M5_BIOS_4.0.3_Standard_20190604 7.1
NF5180M5 NF5180M5_BIOS_4.1.5_standard_20190521 6.18
NF5280M5 NF5280M5_BIOS_4.1.8_standard_20190521 6.13
NF5270M5 NF5270M5_BIOS_4.1.2_Standard_20190625 7.11
NF5466M5 NF5466M5_BIOS_4.1.8_standard_20190523 7.11
NF8260M5 NF8260M5_BIOS_4.1.8_Standard_20190611 7.16
NS5162M5 NS5162M5_BIOS_4.1.4_standard_20190514 6.19
NF5266M5 NF5266M5_BIOS_3.1.3_Standard_20190605 7.22
SN5161M5 SN5161M5_BIOS_4.0.03_Standard_20190607 7.8
NF8480M5 NF8480M5_BIOS_4.1.05_Standard_20190603 7.1
NS5488M5 i48_BIOS_4.1.06_Standard_20190617 7.22
NS5484M5 i48_BIOS_4.1.06_Standard_20190617 7.22
NS5482M5 i48_BIOS_4.1.06_Standard_20190617 7.22
NX5460M5 NX5460M5_BIOS_4.0.04_Standard_20190531 7.11
NF5288M5 NF5288M5_BIOS_4.1.05_Standard_20190702 8.28
SA5212M4 SA5212M4_BIOS_4.1.19_standard_20190607 7.17
NF5180M4 NF5180M4_BIOS_4.1.25_20190606 9.26
NF5280M4 NF5280M4_BIOS_4.1.26_Standard_20190607 9.14
NF5170M4 NF5170M4_BIOS_4.1.19_standard_20190607 8.28
NF5270M4 NF5270M4_BIOS_4.1.26_Standard_20190606 9.9
NF5460M4 NF5460M4_BIOS_4.1.20_standard_20190606 8.28

Impact:

These vulnerabilities may allow an authenticated user to potentially enable information disclosure via a side channel with local access.

Vulnerability Scoring Details:

CVE-2018-12126

CVSS Base Score: 6.5AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

CVSS Temporal Score5.9 (E:P/RL:O/RC:C)

CVE-2018-12127

CVSS Base Score: 6.5AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

CVSS Temporal Score5.9 (E:P/RL:O/RC:C)

CVE-2018-12130

CVSS Base Score: 6.5AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

CVSS Temporal Score5.9 (E:P/RL:O/RC:C)

CVE-2019-11091

CVSS Base Score: 3.8AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

CVSS Temporal Score3.4 (E:P/RL:O/RC:C)

Technique Details:

These vulnerabilities can be exploited only when the following conditions are present:

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

Vulnerability details:

In some scenarios, an attacker could exploit these vulnerabilities to obtain data that Intel processors have recently accessed, including passwords, website content, disk encryption keys, and browser history.

Obtaining Fixed Software:

Inspur provides method to update CPU Microcode of its various products as mentioned in the table above.Download your product’s corresponding BIOS image and perform the BIOS upgrade.

Please visit the Support & Downloads site for updates on the applicable products.

Temporary Fix:

none

Source:

These vulnerabilities were disclosed by intel

Revision History:

20190926-V1.3-Updated the release date

20190614-V1.2-Updated the release date

20190613-V1.1-Updated the fix version

20190611-V1.0-Initial Release

FAQs:

none

Inspur Security Procedures:

Inspur is committed to ensuring user safety, working to resolve issues quickly when problems arise, and providing recommendations through security advisories and security notices.

If you have information about a security issue or vulnerability with Inspur products and solutions, please send an e-mail to sec@inspur.com. For details, please visit

http://en.inspur.com/en/2402164/2458348/index.html

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