Improper Cross-boundary Removal of Sensitive Data Affecting microcode_ctl package, versions <2:2.1-53.amzn2023


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN2023-MICROCODECTL-7242918
  • published11 Jun 2024
  • disclosed12 May 2022

Introduced: 12 May 2022

CVE-2021-33117  (opens in a new tab)
CWE-212  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 microcode_ctl to version 2:2.1-53.amzn2023 or higher.
This issue was patched in ALAS2023-2023-055.

NVD Description

Note: Versions mentioned in the description apply only to the upstream microcode_ctl package and not the microcode_ctl package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

Improper access control for some 3rd Generation Intel(R) Xeon(R) Scalable Processors before BIOS version MR7, may allow a local attacker to potentially enable information disclosure via local access.

CVSS Base Scores

version 3.1