CVE-2015-1346 in Chrome
Summary
by MITRE
Multiple unspecified vulnerabilities in Google V8 before 3.30.33.15, as used in Google Chrome before 40.0.2214.91, allow attackers to cause a denial of service or possibly have other impact via unknown vectors.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 12/12/2024
The vulnerability identified as CVE-2015-1346 represents a critical security flaw within Google V8 JavaScript engine, which serves as the core JavaScript execution engine for Google Chrome and numerous other applications. This vulnerability affects V8 versions prior to 3.30.33.15 and specifically impacts Google Chrome versions before 40.0.2214.91, creating a significant attack surface that could be exploited by malicious actors to compromise system integrity. The unspecified nature of the vulnerabilities within this version range indicates a broad category of potential weaknesses that could manifest in various ways, making the assessment particularly challenging for security professionals. These vulnerabilities reside in the foundational JavaScript engine that powers web applications, making them particularly dangerous as they could be leveraged to execute arbitrary code or disrupt normal operations across a wide range of web-based applications and services.
The technical implementation of this vulnerability stems from flaws within the V8 engine's handling of JavaScript code execution, specifically in how it processes certain JavaScript constructs or memory management operations. These issues likely involve memory corruption patterns or improper input validation that could be triggered through malicious JavaScript code delivered via web pages or web applications. The vulnerability's impact extends beyond simple denial of service, as indicated by the potential for "other impact" in the description, suggesting that attackers could potentially exploit these flaws to execute code remotely or gain elevated privileges within the affected systems. The nature of JavaScript engines makes these vulnerabilities particularly dangerous because they can be triggered through standard web browsing activities without requiring any special user interaction beyond visiting a malicious website, aligning with common attack patterns described in the attack tree framework where initial access is achieved through web-based delivery mechanisms.
The operational impact of CVE-2015-1346 creates substantial risk for organizations relying on affected versions of Google Chrome or applications built on the V8 engine, as these vulnerabilities could enable attackers to perform remote code execution, data exfiltration, or system compromise. The widespread adoption of Chrome and V8-based applications means that exploitation of this vulnerability could affect millions of users across different platforms and operating systems, making it a high-priority concern for enterprise security teams. Organizations using older versions of Chrome or applications that depend on vulnerable V8 components face significant exposure to attacks that could result in complete system compromise, data loss, or unauthorized access to sensitive information. The vulnerability's potential for privilege escalation and remote code execution places it within the ATT&CK framework's privilege escalation and execution tactics, making it particularly dangerous when combined with other attack vectors that might be used in conjunction with it.
Mitigation strategies for CVE-2015-1346 primarily involve immediate patching of affected systems to upgrade to V8 version 3.30.33.15 or later, and Google Chrome version 40.0.2214.91 or higher. Security administrators should implement comprehensive patch management processes to ensure all affected systems receive updates promptly, as these vulnerabilities are actively exploited in the wild. Additional defensive measures include implementing web application firewalls, content security policies, and restricting JavaScript execution in sensitive environments. Organizations should also consider implementing browser hardening techniques and monitoring for suspicious JavaScript behavior that could indicate exploitation attempts. The vulnerability aligns with CWE categories related to memory safety and input validation issues, particularly CWE-125 for out-of-bounds read errors and CWE-787 for out-of-bounds write errors, which are common patterns in JavaScript engine vulnerabilities. Regular security assessments and penetration testing should be conducted to identify any remaining exposure from legacy applications that might still be using vulnerable V8 components, ensuring comprehensive protection against this and similar vulnerabilities that could be leveraged in advanced persistent threat campaigns.