CVE-2015-2767 in TRITON AP-EMAIL
Summary
by MITRE
Unspecified vulnerability in Websense TRITON AP-EMAIL before 8.0.0 has unknown impact and attack vectors, related to "Autocomplete Enabled."
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Analysis
by VulDB Data Team • 04/15/2018
The vulnerability identified as CVE-2015-2767 affects Websense TRITON AP-EMAIL versions prior to 8.0.0, specifically relating to an unspecified issue within the autocomplete functionality. This type of vulnerability falls under the category of information disclosure and potentially privilege escalation risks that can be exploited through client-side mechanisms. The unspecified nature of the impact and attack vectors suggests that the vulnerability may have multiple exploitation pathways or varying severity levels depending on the specific implementation and environment.
The autocomplete feature in email security appliances typically provides users with suggested email addresses, domain names, or other input fields to improve usability and efficiency. However, when this functionality is improperly implemented, it can expose sensitive information or create unexpected access points for malicious actors. The vulnerability specifically mentions that the autocomplete feature is enabled, which indicates that the system is configured to provide auto-completion suggestions without adequate security controls or input validation.
From a technical perspective, this vulnerability likely stems from insufficient sanitization of user inputs or improper handling of autocomplete data that could allow attackers to extract sensitive information from the system. The unspecified nature of the impact suggests that the vulnerability may involve data leakage, session manipulation, or potentially more severe consequences depending on how the autocomplete functionality interacts with other system components. This aligns with common patterns found in CWE-20: Improper Input Validation and CWE-22: Improper Limitation of a Pathname to a Restricted Directory, which often manifest in web applications and security appliances through insecure autocomplete implementations.
The operational impact of this vulnerability could be significant for organizations relying on Websense TRITON AP-EMAIL for email security. Attackers who successfully exploit this vulnerability might gain access to sensitive email addresses, internal network information, or other data that would normally be protected by the security appliance. The potential for information disclosure through autocomplete features has been documented in various security frameworks and attack patterns, including those referenced in the MITRE ATT&CK framework under techniques related to credential access and information discovery.
Organizations should immediately update their Websense TRITON AP-EMAIL appliances to version 8.0.0 or later, as this represents the official patch release addressing the vulnerability. Additionally, security teams should review their current configuration settings to ensure that autocomplete features are properly restricted or disabled where appropriate. Network segmentation and monitoring of email traffic can help detect potential exploitation attempts. The vulnerability demonstrates the importance of proper input validation and output encoding in security appliances, particularly those handling sensitive communications data. Organizations should also consider implementing additional security controls such as web application firewalls and regular security assessments to identify similar issues in other components of their email infrastructure.