Vulnerability in Kexec-Tools Project
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.
EPSS: 0.002 (16.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Kexec-tools_project Kexec-tools
- Fedoraproject Fedora
- Redhat Enterprise_linux
- N/a Kexec-tools — versions Fedora kexec-tools versions prior to 2.0.21-8 and RHEL kexec-tools versions prior to 2.0.20-47
Weakness classification (CWE)
References
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
Frequently asked questions
- What is CVE-2021-20269?
- CVE-2021-20269 is a medium-severity vulnerability in Kexec-Tools Project, classified under Incorrect Default Permissions. CVSS score: 5.5/10. Published 2022-03-10.
- How severe is CVE-2021-20269?
- Medium severity. CVSS v3 base score is 5.5 out of 10.