CVE-2014-7258 in Clip Board
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in KENT-WEB Clip Board 2.91 and earlier, when running certain versions of Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 04/04/2018
The CVE-2014-7258 vulnerability represents a critical cross-site scripting flaw discovered in KENT-WEB Clip Board version 2.91 and earlier implementations. This vulnerability specifically targets systems operating with certain versions of Microsoft Internet Explorer, creating a significant security risk for organizations relying on this clipboard management software. The flaw enables remote attackers to execute malicious web scripts or HTML code within the context of a victim's browser session, potentially compromising user data and system integrity.
The technical nature of this vulnerability stems from inadequate input validation and output encoding mechanisms within the KENT-WEB Clip Board application. When processing user-supplied data through unspecified vectors, the software fails to properly sanitize or escape special characters that could be interpreted as executable code by the Internet Explorer browser engine. This insufficient sanitization creates an attack surface where malicious actors can craft payloads that bypass the browser's security restrictions and execute arbitrary scripts in the victim's browsing context. The vulnerability manifests specifically in Internet Explorer environments, suggesting that the flaw may be related to how IE handles certain HTML elements or JavaScript execution contexts that differ from other browser implementations.
The operational impact of this vulnerability extends beyond simple data theft or session hijacking. Attackers could potentially leverage this XSS flaw to perform actions such as stealing user credentials, redirecting victims to malicious websites, defacing web pages, or establishing persistent backdoors within affected systems. The remote nature of the attack means that threat actors do not require physical access to target systems or network proximity to exploit the vulnerability. Organizations using KENT-WEB Clip Board in enterprise environments face significant risk as this vulnerability could be exploited to compromise sensitive corporate data or facilitate broader attacks within their network infrastructure. The vulnerability's presence in older software versions indicates a lack of proper security testing and validation during the development lifecycle, highlighting potential gaps in the vendor's security practices.
Mitigation strategies for CVE-2014-7258 should prioritize immediate software updates to versions that address the XSS vulnerability, as this represents the most effective defense against exploitation. Organizations should implement comprehensive input validation mechanisms and output encoding practices to prevent similar vulnerabilities from emerging in other applications. Network-based security controls such as web application firewalls and content filtering systems can provide additional layers of protection against exploitation attempts. The vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws, and may map to ATT&CK techniques involving initial access through malicious web content and execution through browser-based attacks. Regular security assessments and vulnerability scanning should be conducted to identify and remediate similar issues in legacy software systems, while also implementing proper security awareness training for users to recognize potential social engineering components of XSS attacks.