Vulnerability Monitor

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CVE-2021-20269

A flaw was found in the permissions of a log file created by kexec-tools. This flaw allows a local unprivileged user to read this file and leak kernel internal information from a previous panic. The highest threat from this vulnerability is to confidentiality. This flaw affects kexec-tools shipped by Fedora versions prior to 2.0.21-8 and RHEL versions prior to 2.0.20-47.

Published

2022-03-10T17:41:27.460

Last Modified

2024-11-21T05:46:14.960

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

3.9

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-276
  • Type: Secondary
    CWE-276
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application kexec-tools_project kexec-tools < 2.0.21-8 Yes
Operating System fedoraproject fedora - No
Application kexec-tools_project kexec-tools < 2.0.20-47 Yes
Operating System redhat enterprise_linux - No
References