CVE-2008-2799 in Firefox
Summary
by MITRE
Multiple unspecified vulnerabilities in Mozilla Firefox before 2.0.0.15, Thunderbird 2.0.0.14 and earlier, and SeaMonkey before 1.1.10 allow remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via unknown vectors related to the JavaScript engine.
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Analysis
by VulDB Data Team • 03/16/2021
The vulnerability identified as CVE-2008-2799 represents a critical security flaw affecting multiple Mozilla products including Firefox versions prior to 2.0.0.15, Thunderbird versions 2.0.0.14 and earlier, and SeaMonkey versions before 1.1.10. This issue stems from unspecified vulnerabilities within the JavaScript engine component that powers these applications, creating a significant attack surface for remote threat actors. The affected JavaScript engine serves as the core execution environment for web content and extensions, making it a prime target for exploitation. The vulnerability manifests through unknown vectors that can trigger application instability and potentially enable arbitrary code execution, representing a severe compromise to system integrity and user security.
The technical nature of this vulnerability lies within the JavaScript engine's handling of malformed or malicious input, which can lead to memory corruption issues and subsequent application crashes. When processing certain JavaScript code sequences, the engine fails to properly validate input parameters, leading to buffer overflows, heap corruption, or other memory management errors. These conditions can be exploited by attackers who craft malicious web pages or email content designed to trigger the vulnerable code paths. The unspecified nature of the exact vectors suggests that multiple attack surfaces within the JavaScript engine may be affected, making the vulnerability particularly dangerous as it could be exploited through various means including web browsing, email rendering, or extension execution contexts. This vulnerability directly relates to CWE-125, which describes out-of-bounds read conditions, and CWE-787, which covers out-of-bounds write conditions, both of which are common in JavaScript engine implementations.
The operational impact of CVE-2008-2799 extends beyond simple denial of service conditions to encompass potential remote code execution capabilities that could allow attackers to gain full control over affected systems. When exploited successfully, this vulnerability enables threat actors to execute arbitrary code with the privileges of the affected application, potentially leading to complete system compromise. The attack vectors typically involve social engineering campaigns where users are tricked into visiting malicious websites or opening compromised email attachments that contain specially crafted JavaScript code. This vulnerability affects the core browser functionality and email client operations, meaning that successful exploitation could result in data theft, system monitoring, or further lateral movement within network environments. The impact is particularly severe given that these applications are widely deployed and used by both individual users and enterprise organizations, creating a substantial attack surface for malicious actors.
Organizations and users affected by this vulnerability should immediately implement mitigations including prompt application updates to the latest supported versions of Firefox, Thunderbird, and SeaMonkey. The most effective mitigation strategy involves applying the security patches released by Mozilla to address the JavaScript engine vulnerabilities. System administrators should also consider implementing network-based protections such as web application firewalls and content filtering solutions to prevent access to known malicious domains. Additionally, user education programs should be enhanced to reduce the risk of social engineering attacks that exploit this vulnerability. From an ATT&CK framework perspective, this vulnerability maps to techniques involving exploitation of known vulnerabilities and privilege escalation, with potential TTPs including initial access through malicious web content and execution through script-based attacks. Organizations should also implement monitoring solutions to detect potential exploitation attempts and establish incident response procedures to address successful attacks. The vulnerability underscores the importance of maintaining up-to-date security patches and implementing defense-in-depth strategies to protect against complex attack vectors that target core application components.