Learn about CVE-2021-21064, a Path traversal security flaw in Magento UPWARD-php, allowing attackers to access remote server files. Find mitigation steps and impacts.
Magento UPWARD-php version 1.1.4 and earlier, associated with Magento UPWARD Connector version 1.1.2 and prior, contains a Path traversal vulnerability due to the upload feature. This allows an attacker to upload a malicious YAML file, potentially leading to the arbitrary reading of files on the remote server.
Understanding CVE-2021-21064
This section dives into the details of the CVE-2021-21064 vulnerability affecting Magento Commerce under Adobe.
What is CVE-2021-21064?
CVE-2021-21064 highlights a Path traversal vulnerability in Magento UPWARD-php version 1.1.4 and previous versions, which could be exploited by attackers to upload and execute a malicious YAML file that allows unauthorized access to remote server files.
The Impact of CVE-2021-21064
The vulnerability poses a high confidentiality impact, requiring access to the admin console for successful exploitation. It could potentially compromise sensitive information stored on the server.
Technical Details of CVE-2021-21064
Exploring the specifics of the CVE-2021-21064 vulnerability in Magento UPWARD-php.
Vulnerability Description
The flaw arises due to improper path limitations in Magento UPWARD Connector, enabling attackers to bypass restrictions and read arbitrary files on the server.
Affected Systems and Versions
Magento Commerce versions up to 1.1.4 are impacted by this vulnerability.
Exploitation Mechanism
Attackers exploit the upload functionality in Magento UPWARD Connector to introduce a malicious YAML file, allowing unauthorized access to remote server files.
Mitigation and Prevention
Understanding steps to mitigate and prevent the exploitation of CVE-2021-21064.
Immediate Steps to Take
Users are advised to update Magento Commerce to a patched version and limit access to the admin console for authorized personnel only.
Long-Term Security Practices
Implement regular security audits and restrict file permissions to prevent unauthorized access.
Patching and Updates
Ensure timely installation of security patches released by Adobe for Magento Commerce to address the CVE-2021-21064 vulnerability.