#VU77475 Incorrect default permissions in kexec-tools - CVE-2021-20269

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Main Vulnerability Database Vulnerabilities #VU77475

#VU77475 Incorrect default permissions in kexec-tools - CVE-2021-20269

Published: June 16, 2023


Vulnerability identifier: #VU77475
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-20269
CWE-ID: CWE-276
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
kexec-tools
Software vendor:
git.kernel.org

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to incorrect default permissions for files and folders that are set by the application. A local user can read arbitrary files and leak kernel internal information from a previous panic.


Remediation

Install updates from vendor's website.

External links