CVE-2019-8135 : What You Need to Know
Learn about CVE-2019-8135, a remote code execution vulnerability in Magento 2 versions prior to 2.2.10 and 2.3.3 or 2.3.2-p1, allowing attackers to execute code remotely.
A vulnerability exists in Magento 2 versions prior to 2.2.10 and 2.3.3 or 2.3.2-p1, allowing remote code execution through Symphony framework's dependency injection.
Understanding CVE-2019-8135
What is CVE-2019-8135?
This CVE refers to a remote code execution vulnerability in Magento 2 versions before 2.2.10 and 2.3.3 or 2.3.2-p1 due to a flaw in the Symphony framework.
The Impact of CVE-2019-8135
The vulnerability allows attackers to execute remote code by manipulating service identifiers derived from user-controlled data.
Technical Details of CVE-2019-8135
Vulnerability Description
The issue arises from dependency injection in the Symphony framework, enabling the generation of service identifiers from user-controlled data, leading to remote code execution.
Affected Systems and Versions
- Product: Magento 2
- Vendor: Adobe Systems Incorporated
- Affected Versions:
- Magento 2.2 prior to 2.2.10
- Magento 2.3 prior to 2.3.3 or 2.3.2-p1
Exploitation Mechanism
The vulnerability allows threat actors to exploit the Symphony framework's dependency injection to execute remote code by manipulating service identifiers.
Mitigation and Prevention
Immediate Steps to Take
- Apply the security update provided by Magento for versions 2.2.10 and 2.3.3.
- Monitor for any unusual activities on the affected systems.
Long-Term Security Practices
- Regularly update Magento installations to the latest versions.
- Implement strong access controls and user input validation to prevent similar vulnerabilities.
Patching and Updates
- Install the security update released by Magento for versions 2.2.10 and 2.3.3 to mitigate the vulnerability.