Use of Hard-coded Credentials Affecting tpm2-tools package, versions <0:4.1.1-5.el8


Severity

Recommended
0.0
medium
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.08% (36th percentile)

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  • Snyk IDSNYK-ROCKY8-TPM2TOOLS-3207650
  • published5 Jan 2023
  • disclosed4 Jun 2021

Introduced: 4 Jun 2021

CVE-2021-3565  (opens in a new tab)
CWE-798  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 tpm2-tools to version 0:4.1.1-5.el8 or higher.
This issue was patched in RLSA-2021:4413.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tpm2-tools package and not the tpm2-tools package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

A flaw was found in tpm2-tools in versions before 5.1.1 and before 4.3.2. tpm2_import used a fixed AES key for the inner wrapper, potentially allowing a MITM attacker to unwrap the inner portion and reveal the key being imported. The highest threat from this vulnerability is to data confidentiality.

CVSS Scores

version 3.1