Detections
Analytics
RHCOS 4 : OpenShift Container Platform 4.1 openshift (RHSA-2019:3266)
medium Nessus Plugin ID 312531
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Synopsis
The remote Red Hat CoreOS host is missing a security update for OpenShift Container Platform 4.1 openshift.Description
The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:3266 advisory.- kubernetes: `kubectl cp` allows for arbitrary file write via double symlinks (CVE-2019-11251)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the RHCOS OpenShift Container Platform 4.1 openshift package based on the guidance in RHSA-2019:3266.See Also
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=1753495
Plugin Details
Severity: Medium
ID: 312531
File Name: rhcos-RHSA-2019-3266.nasl
Version: 1.1
Type: Local
Agent: unix
Family: Red Hat Local Security Checks
Published: 5/6/2026
Updated: 5/6/2026
Supported Sensors: Nessus Agent, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3.6
Vendor
Vendor Severity: Moderate
CVSS v2
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.2
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS Score Source: CVE-2019-11251
CVSS v3
Risk Factor: Medium
Base Score: 5.7
Temporal Score: 5
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:openshift, p-cpe:/a:redhat:enterprise_linux:openshift-clients, p-cpe:/a:redhat:enterprise_linux:openshift-hyperkube, p-cpe:/a:redhat:enterprise_linux:openshift-clients-redistributable, cpe:/o:redhat:enterprise_linux:8:coreos, cpe:/o:redhat:enterprise_linux:7:coreos
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 10/30/2019
Vulnerability Publication Date: 10/30/2019
Reference Information
CVE: CVE-2019-11251