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huaweiHuawei TechnologiesHUAWEI-SA-20180615-01-CPU
HistoryJun 15, 2018 - 12:00 a.m.

Security Advisory - Side-Channel Vulnerability Variants 3a and 4

2018-06-1500:00:00
Huawei Technologies
www.huawei.com
87

5.6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

4.7 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:C/I:N/A:N

0.003 Low

EPSS

Percentile

65.2%

Intel publicly disclosed new variants of the side-channel central processing unit (CPU) hardware vulnerabilities known as Spectre and Meltdown. These variants known as 3A (CVE-2018-3640)and 4 (CVE-2018-3639), local attackers may exploit these vulnerabilities to cause information leak on the affected system. (Vulnerability ID: HWPSIRT-2018-05139 and HWPSIRT-2018-05140)

Huawei has released software updates to fix these vulnerabilities in the following products.

This advisory will be updated as additional information becomes available, Please stay tuned. This advisory is available at the following link: http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180615-01-cpu-en.

5.6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

4.7 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:C/I:N/A:N

0.003 Low

EPSS

Percentile

65.2%