CVE-2024-6126

Cockpit: authenticated user can kill any process when enabling pam_env's user_readenv option

Description

A flaw was found in the cockpit package. This flaw allows an authenticated user to kill any process when enabling the pam_env's user_readenv option, which leads to a denial of service (DoS) attack.

Remediation

Workaround:

  • Disable pam_env's `user_readenv` option in PAM config.

Category

3.2
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.02%
Vendor Advisory redhat.com
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 7
Affected: Red Hat Red Hat Enterprise Linux 8
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2024:9325 vendor advisory
https://access.redhat.com/security/cve/CVE-2024-6126 vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=2292897 issue tracking

Frequently Asked Questions

What is the severity of CVE-2024-6126?
CVE-2024-6126 has been scored as a low severity vulnerability.
How to fix CVE-2024-6126?
As a workaround for remediating CVE-2024-6126: Disable pam_env's `user_readenv` option in PAM config.
Is CVE-2024-6126 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-6126 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-6126?
CVE-2024-6126 affects Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 7, Red Hat Red Hat Enterprise Linux 8.
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