CVE-2022-27910 in DOCman
Summary
by MITRE • 07/11/2022
In Joomla component 'Joomlatools - DOCman 3.5.13 (and likely most versions below)' are affected to an reflected Cross-Site Scripting (XSS) in an image upload function
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Analysis
by VulDB Data Team • 07/11/2022
The vulnerability identified as CVE-2022-27910 affects the Joomlatools DOCman component version 3.5.13 and potentially earlier versions within the same release line. This represents a critical security flaw that exposes Joomla websites to cross-site scripting attacks through the image upload functionality. The vulnerability specifically targets the component's handling of user-supplied input during file upload operations, creating an avenue for malicious actors to inject harmful scripts into the web application's response.
The technical flaw manifests as a reflected cross-site scripting vulnerability occurring within the image upload mechanism of the DOCman component. When users attempt to upload images through the affected interface, the application fails to properly sanitize or encode user-provided parameters that are subsequently reflected back to the browser without adequate security measures. This allows attackers to craft malicious payloads that get executed in the context of other users' browsers who view the uploaded content or interact with the vulnerable functionality. The vulnerability operates under CWE-79 which specifically addresses cross-site scripting flaws where untrusted data is reflected back to users without proper input validation or output encoding.
The operational impact of this vulnerability extends beyond simple script execution as it enables attackers to perform a range of malicious activities including session hijacking, credential theft, and redirection to malicious sites. An attacker could upload an image containing malicious javascript code that executes when other users view the image within the DOCman interface, potentially compromising user sessions and gaining unauthorized access to sensitive information. The reflected nature of the vulnerability means that the malicious code appears in the application's response to user requests, making it particularly dangerous as it can be triggered by various user interactions with the vulnerable component. This vulnerability directly maps to attack techniques described in the MITRE ATT&CK framework under the T1059.007 technique for script injection and T1531 for credential access through session manipulation.
Organizations running affected versions of the Joomlatools DOCman component should prioritize immediate remediation through official security updates provided by the component developers. The recommended mitigation strategy involves upgrading to the latest available version that contains patches for this vulnerability, as well as implementing additional security controls such as input validation, output encoding, and web application firewalls to provide defense-in-depth. Administrators should also conduct thorough security assessments of their Joomla installations to identify other potentially vulnerable components and ensure proper security configurations are in place. The vulnerability highlights the critical importance of regular security updates and proper input sanitization practices in web applications, particularly those handling user-generated content and file uploads.