CVE-2017-14597 in AfterLogic
Summary
by MITRE
AdminPanel in AfterLogic WebMail 7.7 and Aurora 7.7.5 has XSS via the txtDomainName field to adminpanel/modules/pro/inc/ajax.php during addition of a domain.
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Analysis
by VulDB Data Team • 11/17/2019
The vulnerability identified as CVE-2017-14597 represents a cross-site scripting weakness within the AdminPanel component of AfterLogic WebMail version 7.7 and Aurora version 7.7.5. This security flaw exists in the administrative interface where users can manage domain configurations through the txtDomainName field parameter. The vulnerability specifically manifests in the ajax.php endpoint located at adminpanel/modules/pro/inc/ajax.php, which processes domain addition requests without adequate input sanitization or output encoding mechanisms.
The technical exploitation of this vulnerability occurs when an attacker crafts malicious input containing script tags or other executable code within the txtDomainName field during the domain addition process. When the application processes this input and displays it back to administrators or other users, the embedded scripts execute in the context of the victim's browser session. This type of vulnerability falls under CWE-79 which specifically addresses Cross-Site Scripting flaws in software applications. The vulnerability is particularly concerning because it exists within the administrative panel, providing attackers with potential access to privileged functions and sensitive system information.
The operational impact of this vulnerability extends beyond simple script execution as it can enable attackers to perform session hijacking, steal administrative credentials, modify system configurations, or even execute arbitrary commands if the administrative session has elevated privileges. The attack vector is relatively straightforward since it requires only the ability to submit data to the domain addition interface, which is typically accessible to authenticated users with appropriate permissions. This makes the vulnerability particularly dangerous in environments where administrative access is not properly restricted or where users with limited privileges might be able to access the administrative panel.
Security practitioners should implement multiple layers of defense to mitigate this vulnerability. The primary mitigation involves implementing proper input validation and output encoding mechanisms that prevent malicious scripts from being executed within the application's user interface. This includes sanitizing all user inputs before processing and ensuring that any data displayed back to users is properly encoded to prevent script execution. The solution should align with ATT&CK framework technique T1213 which addresses credential access through web application vulnerabilities. Organizations should also consider implementing Content Security Policy headers to provide additional protection against script execution, and regular security testing should include thorough input validation checks to identify similar vulnerabilities in other components of the webmail system.