CVE-2015-2770 in TRITON
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in the command line page in Websense TRITON V-Series appliances before 8.0.0 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 04/15/2018
The CVE-2015-2770 vulnerability represents a critical cross-site request forgery flaw discovered in Websense TRITON V-Series appliances running firmware versions prior to 8.0.0. This vulnerability exists within the command line page interface of the appliance, creating a significant security risk for organizations relying on these network security devices. The flaw enables remote attackers to exploit the authentication mechanism of unspecified victims through unspecified attack vectors, potentially allowing unauthorized access to critical network security functions. The vulnerability specifically targets the command line interface component, which typically provides administrative access to the appliance's core functionalities and configuration settings.
The technical implementation of this CSRF vulnerability stems from the absence of proper anti-CSRF protection mechanisms within the command line page interface of the Websense TRITON V-Series appliances. This allows attackers to craft malicious requests that can be executed on behalf of authenticated users without their knowledge or consent. The vulnerability's impact extends beyond simple data theft, as it can enable attackers to execute arbitrary commands on the appliance, modify security policies, and potentially gain complete administrative control over the device. The unspecified nature of the attack vectors suggests that multiple methods could be employed to exploit this weakness, making the vulnerability particularly dangerous as defenders cannot easily predict or defend against all potential exploitation techniques.
From an operational perspective, this vulnerability poses severe risks to enterprise network security infrastructure. Organizations using affected Websense TRITON V-Series appliances face potential compromise of their entire security posture, as these devices typically serve as critical components in network traffic filtering and security policy enforcement. The ability to hijack authentication sessions through CSRF attacks means that even if users maintain strong authentication practices, attackers can still exploit the vulnerability to gain unauthorized access to administrative functions. This creates a scenario where attackers can modify firewall rules, alter content filtering policies, disable security features, or even redirect network traffic through malicious configuration changes that could go unnoticed for extended periods.
The exploitation of this vulnerability aligns with several tactics outlined in the attack framework, particularly those related to credential access and privilege escalation. According to CWE classification, this represents a variant of CWE-352 Cross-Site Request Forgery, which is categorized under the broader weakness of insufficient verification of data received from another component. The vulnerability's impact can be classified as high severity within the MITRE ATT&CK framework, specifically mapping to techniques involving privilege escalation and credential access through web application vulnerabilities. Organizations should consider implementing network segmentation strategies to limit the potential impact of such compromises, as well as establishing robust monitoring procedures to detect unauthorized configuration changes in their security infrastructure.
Mitigation strategies for CVE-2015-2770 should prioritize immediate firmware upgrades to version 8.0.0 or later, which contain the necessary patches to address the CSRF vulnerability. Network administrators should also implement additional defensive measures including web application firewalls, strict access controls for administrative interfaces, and regular security assessments of network security devices. Organizations should conduct thorough vulnerability scans to identify all affected appliances within their network infrastructure and ensure that proper authentication mechanisms are in place for all administrative interfaces. The implementation of multi-factor authentication for administrative access and regular security training for personnel managing these devices can further reduce the risk of successful exploitation. Additionally, organizations should establish incident response procedures specifically designed to handle potential compromises of security appliances, as the impact of such compromises can be catastrophic to overall network security posture.