CVE-2009-2982 in Acrobat Reader
Summary
by MITRE
An unspecified certificate in Adobe Reader and Acrobat 9.x before 9.2, 8.x before 8.1.7, and possibly 7.x through 7.1.4 might allow remote attackers to conduct a "social engineering attack" via unknown vectors.
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Analysis
by VulDB Data Team • 10/16/2018
Adobe Reader and Acrobat versions prior to 9.2, 8.1.7, and potentially 7.1.4 contain a certificate-related vulnerability that enables remote attackers to perform social engineering attacks through unspecified vectors. This vulnerability stems from improper certificate validation mechanisms within the software's security framework, creating a potential pathway for malicious actors to manipulate certificate trust relationships. The unspecified nature of the attack vectors suggests that the flaw may manifest through multiple exploitation techniques including man-in-the-middle scenarios, certificate forgery, or trust chain manipulation. The vulnerability specifically affects the certificate handling processes that govern how Adobe Reader and Acrobat validate digital signatures and security certificates during document processing, potentially allowing attackers to bypass security checks that should prevent execution of malicious content. According to CWE classification, this represents a weakness in certificate validation procedures that could lead to trust exploitation and credential compromise. The impact extends beyond simple document security as it affects the fundamental trust model that protects users from malicious content. Attackers could leverage this vulnerability to create convincing fake certificates that appear legitimate to the software's validation system, enabling them to execute malicious code or redirect users to compromised websites. The social engineering aspect of this attack vector emphasizes the psychological manipulation component where users are deceived into trusting fraudulent certificates that appear authentic. This vulnerability aligns with ATT&CK techniques related to credential access and defense evasion, as it allows attackers to bypass security controls while maintaining the appearance of legitimate security operations. The affected versions represent a significant security gap in Adobe's certificate handling architecture, particularly concerning the validation of certificate chains and trust relationships. Organizations relying on these older versions face heightened risk of targeted attacks where adversaries exploit the certificate validation weakness to gain unauthorized access to sensitive documents or systems. The vulnerability demonstrates the critical importance of proper certificate validation in security software and highlights how flaws in trust management can undermine entire security frameworks. Remediation requires immediate updating to patched versions of Adobe Reader and Acrobat, as the vulnerability cannot be effectively mitigated through configuration changes alone. The security implications extend to enterprise environments where document processing and digital signature validation are critical components of business operations, making this vulnerability particularly concerning for organizations handling sensitive data. This issue represents a classic example of how certificate validation flaws can enable sophisticated attacks that combine technical exploitation with social engineering tactics to achieve unauthorized access and system compromise.