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archlinuxArchLinuxASA-202102-34
HistoryFeb 27, 2021 - 12:00 a.m.

[ASA-202102-34] intel-ucode: information disclosure

2021-02-2700:00:00
security.archlinux.org
232

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

0.0005 Low

EPSS

Percentile

17.4%

Arch Linux Security Advisory ASA-202102-34

Severity: Medium
Date : 2021-02-27
CVE-ID : CVE-2020-8696 CVE-2020-8698
Package : intel-ucode
Type : information disclosure
Remote : No
Link : https://security.archlinux.org/AVG-1588

Summary

The package intel-ucode before version 20210216-1 is vulnerable to
information disclosure.

Resolution

Upgrade to 20210216-1.

pacman -Syu “intel-ucode>=20210216-1”

The problems have been fixed upstream in version 20210216.

Workaround

None.

Description

  • CVE-2020-8696 (information disclosure)

Improper removal of sensitive information before storage or transfer in
some Intel® Processors may allow an authenticated user to potentially
enable information disclosure via local access.

  • CVE-2020-8698 (information disclosure)

Improper isolation of shared resources in some Intel® Processors may
allow an authenticated user to potentially enable information
disclosure via local access.

Impact

An authenticated attacker could disclose information.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00381.html
https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20210216
https://security.archlinux.org/CVE-2020-8696
https://security.archlinux.org/CVE-2020-8698

OSVersionArchitecturePackageVersionFilename
ArchLinuxanyanyintel-ucode< 20210216-1UNKNOWN

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

0.0005 Low

EPSS

Percentile

17.4%