Permissions, Privileges, and Access Controls in Config File Provider - CVE-2021-21643

Vulnerability identifier: #VU52493

CSH Severity: Low

CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-21643

CWE-ID: CWE-264

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to gain access to sensitive information on the system.

The vulnerability exists due to the affected plugin does not correctly perform permission checks in several HTTP endpoints. A remote authenticated attacker can enumerate system-scoped credentials IDs of credentials stored in Jenkins

Config File Provider
Migration Toolkit for Containers
Red Hat OpenShift Container Platform
cri-tools (Red Hat package)
cri-o (Red Hat package)
jenkins (Red Hat package)
gperftools (Red Hat package)
python-requests (Red Hat package)
atomic-openshift (Red Hat package)
openshift-ansible (Red Hat package)
atomic-openshift-cluster-autoscaler (Red Hat package)
golang-github-prometheus-alertmanager (Red Hat package)
atomic-openshift-service-idler (Red Hat package)
atomic-openshift-metrics-server (Red Hat package)
atomic-openshift-node-problem-detector (Red Hat package)
openshift-enterprise-autoheal (Red Hat package)
atomic-openshift-web-console (Red Hat package)
atomic-openshift-descheduler (Red Hat package)
openshift-enterprise-cluster-capacity (Red Hat package)
golang-github-openshift-oauth-proxy (Red Hat package)
golang-github-prometheus-node_exporter (Red Hat package)
atomic-enterprise-service-catalog (Red Hat package)
golang-github-prometheus-prometheus (Red Hat package)
atomic-openshift-dockerregistry (Red Hat package)
openshift-kuryr (Red Hat package)
jenkins-2-plugins (Red Hat package)
openshift (Red Hat package)
machine-config-daemon (Red Hat package)
openshift-clients (Red Hat package)
redhat-release-coreos (Red Hat package)

Install updates from vendor's website.

Config File Provider - update to 3.7.1
Migration Toolkit for Containers - update to 1.4.6
cri-tools (Red Hat package) - update to 1.20.0-3.el7
cri-o (Red Hat package) - addressed in versions 1.19.2-4.rhaos4.6.git4f7cb5e.el7, 1.19.2-4.rhaos4.6.git4f7cb5e.el8, 1.20.2-12.rhaos4.7.git9f7be76.el7, 1.20.2-12.rhaos4.7.git9f7be76.el8
jenkins (Red Hat package) - addressed in versions 2.263.3.1623239705-1.el8, 2.277.3.1623846768-1.el7, 2.289.1.1624365627-1.el7
gperftools (Red Hat package) - update to 2.6.3-3.el8cp
python-requests (Red Hat package) - update to 2.19.1-5.el7
Red Hat OpenShift Container Platform - addressed in versions 3.11.462, 4.5.41, 4.6.35, 4.7.13
atomic-openshift (Red Hat package) - update to 3.11.462-1.git.0.e7d0362.el7
openshift-ansible (Red Hat package) - addressed in versions 3.11.462-1.git.0.53e69e6.el7, 4.5.0-202106011407.p0.git.83db419.el7
atomic-openshift-cluster-autoscaler (Red Hat package) - update to 3.11.462-1.git.99b2acf.el7
golang-github-prometheus-alertmanager (Red Hat package) - update to 3.11.462-1.git.13de638.el7
atomic-openshift-service-idler (Red Hat package) - addressed in versions 3.11.462-1.git.39cfc66.el7, 4.5.0-202106011407.p0.git.39cfc66.el7
atomic-openshift-metrics-server (Red Hat package) - update to 3.11.462-1.git.f8bf728.el7
atomic-openshift-node-problem-detector (Red Hat package) - update to 3.11.462-1.git.c8f26da.el7
openshift-enterprise-autoheal (Red Hat package) - update to 3.11.462-1.git.f2f435d.el7
atomic-openshift-web-console (Red Hat package) - update to 3.11.462-1.git.656f5d6.el7
atomic-openshift-descheduler (Red Hat package) - update to 3.11.462-1.git.d435537.el7
openshift-enterprise-cluster-capacity (Red Hat package) - update to 3.11.462-1.git.22be164.el7
golang-github-openshift-oauth-proxy (Red Hat package) - update to 3.11.462-1.git.edebe84.el7
golang-github-prometheus-node_exporter (Red Hat package) - update to 3.11.462-1.git.609cd20.el7
atomic-enterprise-service-catalog (Red Hat package) - update to 3.11.462-1.git.2e6be86.el7
golang-github-prometheus-prometheus (Red Hat package) - update to 3.11.462-1.git.99aae51.el7
atomic-openshift-dockerregistry (Red Hat package) - update to 3.11.462-1.git.3571208.el7
openshift-kuryr (Red Hat package) - addressed in versions 3.11.462-1.git.c33a657.el7, 4.5.0-202106011407.p0.git.75cc301.el8
jenkins-2-plugins (Red Hat package) - addressed in versions 3.11.1624366838-1.el7, 4.5.1623326336-1.el7, 4.6.1623162648-1.el8, 4.7.1621361158-1.el8
openshift (Red Hat package) - addressed in versions 4.5.0-202106011407.p0.git.d8ef5ad.el7, 4.5.0-202106011407.p0.git.d8ef5ad.el8, 4.6.0-202106110123.p0.git.b00ba52.el7, 4.6.0-202106110123.p0.git.b00ba52.el8
machine-config-daemon (Red Hat package) - update to 4.5.0-202106011407.p0.git.f003424.el8
openshift-clients (Red Hat package) - addressed in versions 4.5.0-202106011407.p0.git.297a4ac.el7, 4.5.0-202106011407.p0.git.297a4ac.el8
redhat-release-coreos (Red Hat package) - update to 47.83-2.el8

• https://www.jenkins.io/security/advisory/2021-04-21/#SECURITY-2254
• http://www.openwall.com/lists/oss-security/2021/04/21/2

• Multiple vulnerabilities in Jenkins Config File Provider plugin
• Multiple vulnerabilities in OpenShift Container Platform
• Multiple vulnerabilities in OpenShift Container Platform 4.6
• Multiple vulnerabilities in OpenShift Container Platform 3.11
• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.5
• Multiple vulnerabilities in Red Hat Migration Toolkit for Containers