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MEDIUM · 5.5

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 h...

Vulnerability 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.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
Kexec-Tools ProjectKexec-Tools< 2.0.21-8
FedoraprojectFedora-
RedhatEnterprise Linux-

Related Weaknesses (CWE)

CWE-276

References

FAQ

What is CVE-2021-20269?

CVE-2021-20269 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 h...

How severe is CVE-2021-20269?

CVE-2021-20269 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-20269?

Check the references section above for vendor advisories and patch information. Affected products include: Kexec-Tools Project Kexec-Tools, Fedoraproject Fedora, Redhat Enterprise Linux.