CVE-2019-10279 : Exploit Details and Defense Strategies
Learn about CVE-2019-10279, a vulnerability in Jenkins jenkins-reviewbot Plugin allowing unauthorized users to connect to attacker-specified servers. Find mitigation steps here.
A vulnerability in the Jenkins jenkins-reviewbot Plugin allows users with Overall/Read permission to connect to a server specified by an attacker.
Understanding CVE-2019-10279
This CVE involves a missing permission check in the ReviewboardDescriptor#doTestConnection form validation method of the Jenkins jenkins-reviewbot Plugin.
What is CVE-2019-10279?
The absence of a permission check in the ReviewboardDescriptor#doTestConnection form validation method of the Jenkins jenkins-reviewbot Plugin enables users with Overall/Read permission to establish a connection to any server specified by the attacker.
The Impact of CVE-2019-10279
This vulnerability allows unauthorized users to connect to arbitrary servers, potentially leading to unauthorized access and data leakage.
Technical Details of CVE-2019-10279
The technical aspects of this CVE include:
Vulnerability Description
A missing permission check in Jenkins jenkins-reviewbot Plugin in the ReviewboardDescriptor#doTestConnection form validation method allows attackers with Overall/Read permission to initiate a connection to an attacker-specified server.
Affected Systems and Versions
- Product: Jenkins jenkins-reviewbot Plugin
- Vendor: Jenkins project
- Versions: All versions as of 2019-04-03
Exploitation Mechanism
Attackers with Overall/Read permission can exploit this vulnerability to connect to any server they specify, potentially compromising sensitive data.
Mitigation and Prevention
To address CVE-2019-10279, consider the following steps:
Immediate Steps to Take
- Apply the latest security patches provided by Jenkins.
- Restrict Overall/Read permissions to trusted users only.
Long-Term Security Practices
- Regularly monitor and audit permissions within Jenkins.
- Educate users on secure configuration practices to prevent unauthorized access.
Patching and Updates
Ensure that the Jenkins jenkins-reviewbot Plugin is kept up to date with the latest security patches to mitigate the risk of exploitation.