CVE-2015-6353 in FireSIGHT Management Center
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in Cisco FireSight Management Center (MC) 5.3.1.5 and 5.4.x through 5.4.1.3 allow remote authenticated users to inject arbitrary web script or HTML via unspecified parameters, aka Bug ID CSCuu28922.
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Analysis
by VulDB Data Team • 06/25/2022
The vulnerability CVE-2015-6353 represents a critical cross-site scripting weakness discovered in Cisco FireSight Management Center versions 5.3.1.5 and 5.4.x through 5.4.1.3. This flaw resides within the web-based management interface of the security appliance, creating a persistent threat vector that affects authenticated users who can manipulate unspecified parameters through the system's user-facing components. The vulnerability specifically impacts the FireSight Management Center's web application layer, where input validation mechanisms fail to properly sanitize user-supplied data before rendering it within web pages.
The technical implementation of this XSS vulnerability stems from insufficient sanitization of input parameters within the web interface of the FireSight Management Center. Attackers who have gained legitimate authentication credentials can exploit this weakness by injecting malicious script code through unspecified parameters that are processed by the application's backend. This allows for the execution of arbitrary JavaScript code within the context of the victim's browser session, potentially enabling session hijacking, credential theft, or redirection to malicious sites. The vulnerability's classification as a persistent XSS issue means that malicious payloads can be stored within the application's database and subsequently executed whenever other users access affected pages, creating a particularly dangerous threat vector.
From an operational standpoint, this vulnerability presents significant risks to organizations utilizing Cisco FireSight Management Center deployments, as it allows attackers with valid credentials to escalate their privileges through web-based attacks. The authenticated nature of the exploit means that attackers must first compromise legitimate user accounts, but once achieved, they can leverage this weakness to perform actions such as stealing session tokens, modifying configuration settings, or accessing sensitive data through the compromised management interface. The impact extends beyond simple script injection, potentially enabling attackers to establish persistent access to the security infrastructure, undermining the integrity of the network monitoring and protection systems. This vulnerability directly violates the principle of least privilege and can compromise the trust model that security administrators rely upon when managing their network infrastructure.
Organizations should implement immediate mitigations including applying the latest security patches released by Cisco to address this vulnerability, as well as implementing additional security controls such as web application firewalls and enhanced input validation measures. Network segmentation and strict access controls can help limit the potential impact of successful exploitation attempts, while regular security assessments and monitoring of web application logs can aid in early detection of suspicious activities. The vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws in web applications, and represents a clear violation of the security principle that all user-supplied data must be properly validated and sanitized before being processed or displayed. Additionally, this vulnerability could be leveraged as part of a broader attack chain in the MITRE ATT&CK framework, potentially enabling techniques such as credential access through web application exploitation and privilege escalation within the network infrastructure.