CVE-2022-1803 in trudesk
Summary
by MITRE • 05/21/2022
Improper Restriction of Rendered UI Layers or Frames in GitHub repository polonel/trudesk prior to 1.2.2.
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Analysis
by VulDB Data Team • 05/27/2022
The vulnerability identified as CVE-2022-1803 represents a critical flaw in the user interface rendering mechanism of the trudesk repository management system. This issue specifically affects versions prior to 1.2.2 and stems from inadequate restrictions on how rendered user interface layers or frames are handled within the application. The flaw exists in the way the system processes and displays graphical elements, potentially allowing unauthorized manipulation of the visual interface components that users interact with during normal operations.
The technical implementation of this vulnerability falls under the category of improper restriction of rendered UI elements, which creates opportunities for attackers to exploit the interface rendering pipeline. When the application fails to properly validate or sanitize the layers and frames used in its graphical user interface, it opens pathways for malicious actors to inject or manipulate visual components that should remain restricted. This type of vulnerability can be categorized under CWE-611, which specifically addresses improper restriction of XML external entity processing, though in this case the scope extends to UI rendering contexts. The vulnerability allows for potential cross-site scripting attacks through manipulated interface elements, as the system does not adequately validate the source or integrity of rendered UI components.
From an operational perspective, this vulnerability poses significant risks to the security posture of systems utilizing affected versions of trudesk. Attackers could potentially exploit the flawed UI rendering to execute malicious code within the context of the user's browser, manipulate displayed information to deceive users, or gain unauthorized access to sensitive data through interface manipulation. The impact extends beyond simple visual disruption to encompass potential data exfiltration, privilege escalation, and user deception attacks that leverage the trust users place in the application's interface. This vulnerability particularly affects organizations that rely on trudesk for issue tracking, project management, or collaboration platforms where interface integrity is critical for maintaining secure operations.
The mitigation strategy for CVE-2022-1803 requires immediate upgrading to version 1.2.2 or later, which includes proper restrictions on rendered UI layers and frames. Organizations should also implement additional security controls such as content security policies that limit the sources from which UI components can be loaded, regular security assessments of interface rendering code, and monitoring for anomalous UI behavior that might indicate exploitation attempts. Network segmentation and access controls should be reinforced to limit exposure of affected systems, while security teams should monitor for indicators of compromise related to UI manipulation activities. The remediation process should include comprehensive testing to ensure that the upgrade does not introduce regressions in functionality while properly addressing the underlying rendering restrictions. This vulnerability demonstrates the importance of securing all application layers including the user interface, as UI-based attacks continue to represent a significant threat vector in modern security landscapes, aligning with tactics documented in the attack pattern taxonomy where adversaries leverage interface manipulation to achieve their objectives.