CVE Vulnerabilities

CVE-2020-27216

Creation of Temporary File With Insecure Permissions

Published: Oct 23, 2020 | Modified: Nov 21, 2024
CVSS 3.x
7
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
4.4 MEDIUM
AV:L/AC:M/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
7 MODERATE
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Ubuntu
MEDIUM

In Eclipse Jetty versions 1.0 thru 9.4.32.v20200930, 10.0.0.alpha1 thru 10.0.0.beta2, and 11.0.0.alpha1 thru 11.0.0.beta2O, on Unix like systems, the systems temporary directory is shared between all users on that system. A collocated user can observe the process of creating a temporary sub directory in the shared temporary directory and race to complete the creation of the temporary subdirectory. If the attacker wins the race then they will have read and write permission to the subdirectory used to unpack web applications, including their WEB-INF/lib jar files and JSP files. If any code is ever executed out of this temporary directory, this can lead to a local privilege escalation vulnerability.

Weakness

Opening temporary files without appropriate measures or controls can leave the file, its contents and any function that it impacts vulnerable to attack.

Affected Software

Name Vendor Start Version End Version
Jetty Eclipse 1.0 (including) 9.3.29 (excluding)
Jetty Eclipse 9.4.0 (including) 9.4.32 (including)
Jetty Eclipse 10.0.0-alpha1 (including) 10.0.0-alpha1 (including)
Jetty Eclipse 10.0.0-beta0 (including) 10.0.0-beta0 (including)
Jetty Eclipse 10.0.0-beta1 (including) 10.0.0-beta1 (including)
Jetty Eclipse 10.0.0-beta2 (including) 10.0.0-beta2 (including)
Jetty Eclipse 11.0.0-alpha1 (including) 11.0.0-alpha1 (including)
Jetty Eclipse 11.0.0-beta1 (including) 11.0.0-beta1 (including)
Jetty Eclipse 11.0.0-beta2 (including) 11.0.0-beta2 (including)
Red Hat AMQ RedHat jetty *
Red Hat AMQ LTS 7.4.6 RedHat jetty *
Red Hat Developer Tools RedHat rh-eclipse-1:4.17-6.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-ant-0:1.10.9-1.2.el7 *
Red Hat Developer Tools RedHat rh-eclipse-antlr32-0:3.2-28.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-apache-sshd-1:2.4.0-5.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-apiguardian-0:1.1.0-6.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-args4j-0:2.33-12.2.el7 *
Red Hat Developer Tools RedHat rh-eclipse-batik-0:1.13-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-bouncycastle-0:1.67-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-cbi-plugins-0:1.1.7-8.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-decentxml-0:1.4-24.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-ecj-1:4.17-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-1:4.17-2.2.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-ecf-0:3.14.17-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-egit-0:5.9.0-1.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-emf-1:2.23.0-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-gef-0:3.11.0-14.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-jgit-0:5.9.0-1.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-license-0:2.0.2-2.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-m2e-core-0:1.16.2-3.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-m2e-workspace-0:0.4.0-16.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-mpc-0:1.8.4-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-pydev-1:8.0.0-1.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-subclipse-0:4.3.0-8.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-eclipse-webtools-0:3.19.0-1.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-ed25519-java-0:0.3.0-8.2.el7 *
Red Hat Developer Tools RedHat rh-eclipse-felix-gogo-command-0:1.0.2-12.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-felix-gogo-parent-0:4-6.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-felix-gogo-runtime-0:1.1.0-8.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-felix-gogo-shell-0:1.1.0-6.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-felix-scr-0:2.1.16-7.2.el7 *
Red Hat Developer Tools RedHat rh-eclipse-javaewah-0:1.1.6-10.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-javaparser-0:3.14.16-1.2.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jchardet-0:1.1-23.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jctools-0:3.1.0-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jetty-0:9.4.33-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jffi-0:1.2.23-2.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jgit-0:5.9.0-1.2.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jna-0:5.4.0-7.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jnr-constants-0:0.9.12-7.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jnr-ffi-0:2.1.8-9.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jnr-netdb-0:1.1.6-11.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jnr-posix-0:3.0.47-7.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jnr-x86asm-0:1.0.2-22.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jsch-agent-proxy-0:0.0.8-14.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-junit5-0:5.7.0-1.2.el7 *
Red Hat Developer Tools RedHat rh-eclipse-jython-0:2.7.1-14.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-jzlib-0:1.1.3-15.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-lucene-0:8.6.3-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-maven-archetype-0:3.2.0-1.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-maven-indexer-0:6.0.0-5.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-netty-0:4.1.51-1.2.el7 *
Red Hat Developer Tools RedHat rh-eclipse-objectweb-asm-0:8.0.1-1.2.el7 *
Red Hat Developer Tools RedHat rh-eclipse-opentest4j-0:1.2.0-4.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-os-maven-plugin-0:1.6.2-2.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-sac-0:1.3-34.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-sat4j-0:2.3.5-20.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-sequence-library-0:1.0.3-8.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-sqljet-0:1.1.10-18.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-stringtemplate-0:3.2.1-24.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-svnkit-1:1.8.12-9.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-takari-polyglot-0:0.4.5-2.1.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-trilead-ssh2-0:217.21-3.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-tycho-0:1.7.0-2.5.el7_9 *
Red Hat Developer Tools RedHat rh-eclipse-univocity-parsers-0:2.9.0-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-ws-commons-util-0:1.0.2-14.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-xmlgraphics-commons-0:2.4-1.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-xml-maven-plugin-0:1.0.2-7.1.el7 *
Red Hat Developer Tools RedHat rh-eclipse-xmlrpc-1:3.1.3-27.1.el7 *
Red Hat Fuse 7.9 RedHat jetty *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-controller-rhel8:v1.4.6-4 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-log-reader-rhel8:v1.4.6-4 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-must-gather-rhel8:v1.4.6-4 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-operator-bundle:v1.4.6-5 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-registry-rhel8:v1.4.6-4 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-rsync-transfer-rhel8:v1.4.6-4 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-ui-rhel8:v1.4.6-4 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-velero-plugin-for-aws-rhel8:v1.4.6-4 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-velero-plugin-for-gcp-rhel8:v1.4.6-3 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-velero-plugin-for-microsoft-azure-rhel8:v1.4.6-4 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-velero-restic-restore-helper-rhel8:v1.4.6-5 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-migration-velero-rhel8:v1.4.6-5 *
Red Hat Migration Toolkit for Containers 1.4 RedHat rhmtc/openshift-velero-plugin-rhel8:v1.4.6-4 *
Red Hat OpenShift Container Platform 3.11 RedHat jenkins-0:2.289.1.1624365627-1.el7 *
Red Hat OpenShift Container Platform 4.5 RedHat jenkins-0:2.277.3.1623846768-1.el7 *
Red Hat OpenShift Container Platform 4.6 RedHat jenkins-0:2.277.3.1623853726-1.el8 *
Jetty Ubuntu trusty *
Jetty Ubuntu trusty/esm *
Jetty Ubuntu xenial *
Jetty8 Ubuntu trusty *
Jetty8 Ubuntu trusty/esm *
Jetty8 Ubuntu xenial *
Jetty9 Ubuntu bionic *
Jetty9 Ubuntu groovy *
Jetty9 Ubuntu trusty *
Jetty9 Ubuntu upstream *
Jetty9 Ubuntu xenial *

Potential Mitigations

References