ROS-2-494

2.494 Apache Ant utility vulnerability (CVE-2021-36374, CVE-2021-36373)

1. Vulnerability Description:

CVE-2021-36374 A vulnerability in the Apache Ant utility, is related to the application improperly controlling internal resource consumption when processing ZIP archives. Exploitation of the vulnerability could allow an attacker acting remotely to cause resource exhaustion and perform a denial of service (DoS) attack. CVE-2021-36373 Vulnerability in Apache Ant utility, related to the application improperly controlling internal resource consumption when processing TAR archives. Exploitation of the vulnerability could allow an attacker acting remotely to cause resource exhaustion and perform a denial of service (DoS) attack. Identifier of the Information Security Threats Data Bank of the FSTEC of Russia:

2. Possible measures to address the vulnerability

Do not use Apache Ant utility in projects or - install security updates for package: ant Install updates in the following ways:** **a)**If the computer with the installed OS version has access to the vendor’s official repository, run the update as administrator with the command: # yum updateWhen the list of updated packages is displayed, agree to apply the updates by pressing the Y key on the keyboard. Wait until the update installation is complete and make sure that there are no errors during installation.b)If the computer with the installed OS version does not have access to the vendor’s official repository, you should perform the following actions: - download the updated package (with dependencies if necessary): <http://repo.red-soft.ru/redos/7.2c/x86_64/updates/ant-1.10.11-1.el7.noarch.rpm&gt;Check the integrity and authenticity of the package according to instructionsInstall the downloaded package(s) with the command: # yum localinstall *.rpmWhen the list of updated packages is displayed, agree to apply the updates by pressingY on the keyboard. Wait for the updates to finish installing and make sure there are no errors during the installation.

Date of last modification: 12/23/2021