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CVE-2021-20269

nvd nist
Published: Mar 10, 2022Modified: Nov 21, 2024

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5.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Exploitability: 1.8 / Impact: 3.6
Source: NVD

Description

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.

Affected (2)

Kexec Tools Project
1 product
Kexec Tools
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Kexec Tools
Before 2.0.21-8
Running on/withPlatform Versions
Fedoraproject
Fedora
All versions
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Kexec Tools
Before 2.0.20-47
Running on/withPlatform Versions
Redhat
Enterprise Linux
All versions

Related CWEs

CWE-276
Incorrect Default Permissions
During installation, installed file permissions are set to allow anyone to modify those files.

References (2)

Source: secalert@redhat.com
Issue TrackingThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingThird Party Advisory

Timeline

No history available yet.