Apache JMeter RMI Connection Arbitrary Code Execution Vulnerability [CVE-2019-0187]
CVE Number – CVE-2019-0187
A vulnerability in the distributed mode of Apache JMeter could allow an unauthenticated, remote attacker to execute arbitrary code on a targeted system.The vulnerability is due to the use of untrusted data deserialization. An attacker could exploit this vulnerability by establishing a Remote Method Invocation (RMI) connection with a jmeter-server while using the RemotejMeterEngine interface. A successful exploit could allow the attacker to execute arbitrary code on a targeted system.Apache.org has confirmed this vulnerability and updates are available.
Analysis
- To exploit this vulnerability, the attacker must have network access and the ability to establish a connection with a jmeter-server in order to successfully launch an attack. These requirements may reduce the likelihood of a successful exploit.
Safeguards
- Administrators are advised to apply the appropriate updates.Administrators are advised to allow only trusted users to have network access.Administrators are advised to run both firewall and antivirus applications to minimize the potential of inbound and outbound threats.Administrators may consider using IP-based access control lists (ACLs) to allow only trusted systems to access the affected systems.Administrators can help protect affected systems from external attacks by using a solid firewall strategy.Administrators are advised to monitor affected systems.
Vendor Announcements
- Apache.org has released a security notification at the following link: Apache JMeter Security Notification
Fixed Software
- Apache.org has released an update at the following link: apache-jmeter-5.1
Duncan is a technology professional with over 20 years experience of working in various IT roles. He has a interest in cyber security, and has a wide range of other skills in radio, electronics and telecommunications.