CVE-2024-6126
Cockpit: authenticated user can kill any process when enabling pam_env's user_readenv option
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.
Fixes and workarounds
Workaround
Disable pam_env's `user_readenv` option in PAM config.
Source: CNA: redhatAffected products and versions
| Product | Versions | Authority |
|---|---|---|
cockpit
https://github.com/cockpit-project/cockpit |
Range not reported
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 9 Red Hat cockpit
https://access.redhat.com/downloads/content/package-browser/ |
≥ 0:323.1-1.el9_5; < * (unaffected, rpm)
Other versions: affected |
CNA: redhat |
| Red Hat Enterprise Linux 10 Red Hat cockpit
https://access.redhat.com/downloads/content/package-browser/ |
Range not reported
Other versions: unaffected |
CNA: redhat |
| Red Hat Enterprise Linux 7 Red Hat cockpit
https://access.redhat.com/downloads/content/package-browser/ |
Range not reported
Other versions: unknown |
CNA: redhat |
| Red Hat Enterprise Linux 8 Red Hat cockpit
https://access.redhat.com/downloads/content/package-browser/ |
Range not reported
Other versions: affected |
CNA: redhat |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 3.1 / 3.2 low |
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:L | CNA: redhat |
Exploit evidence
No exploit evidence in collected sources. This is not proof of no exploitation.
References
- https://access.redhat.com/errata/RHSA-2024:9325CNA: redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2024-6126CNA: redhat · vdb-entry, x_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=2292897CNA: redhat · issue-tracking, x_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2024-6126ADP: CVE · vdb-entry, x_refsource_REDHAT, x_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=2292897ADP: CVE · issue-tracking, x_refsource_REDHAT, x_transferred
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