CVE-2012-2662 in Red Hat Certificate System
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in Red Hat Certificate System (RHCS) before 8.1.1 and Dogtag Certificate System allow remote attackers to inject arbitrary web script or HTML via unspecified parameters to the (1) System Agent or (2) End Entity pages.
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Analysis
by VulDB Data Team • 04/22/2025
The vulnerability identified as CVE-2012-2662 represents a critical cross-site scripting flaw affecting Red Hat Certificate System and Dogtag Certificate System versions prior to 8.1.1. This vulnerability resides in the web interface components of these certificate management systems, specifically impacting the System Agent and End Entity pages where user input is not properly sanitized before being rendered back to web clients. The flaw enables remote attackers to execute malicious scripts within the context of a victim's browser session, potentially leading to unauthorized actions or data exfiltration.
The technical nature of this vulnerability aligns with CWE-79, which categorizes cross-site scripting as a code injection flaw occurring when untrusted data is sent to a web browser without proper validation or encoding. The vulnerability manifests due to insufficient input sanitization mechanisms within the certificate system's web interfaces, allowing attackers to inject malicious HTML or JavaScript code through unspecified parameters. These parameters are processed by the System Agent and End Entity pages, which serve as critical interfaces for certificate management operations and user authentication within the certificate authority infrastructure.
The operational impact of this vulnerability extends beyond simple script execution, as it could enable attackers to escalate privileges within the certificate management environment. An attacker could potentially impersonate legitimate users, access sensitive certificate data, or manipulate certificate issuance workflows. The remote nature of the attack vector means that exploitation does not require local system access, making it particularly dangerous for certificate authorities that manage large-scale PKI infrastructures. The vulnerability affects the core functionality of certificate management systems, potentially compromising the integrity and confidentiality of the entire certificate trust chain.
Security practitioners should implement immediate mitigations including upgrading to Red Hat Certificate System version 8.1.1 or later, which contains the necessary patches to address the XSS vulnerabilities. Additionally, implementing proper input validation and output encoding mechanisms within the web interfaces can provide defense-in-depth measures. Organizations should also consider deploying web application firewalls to monitor and filter malicious requests targeting these specific pages. The vulnerability demonstrates the critical importance of maintaining up-to-date security patches in PKI infrastructure components, as certificate management systems often serve as foundational elements of enterprise security architectures. According to ATT&CK framework, this vulnerability maps to T1059.007 for script injection and T1566 for social engineering techniques that could be employed to exploit this flaw. Organizations should also conduct comprehensive security assessments of their certificate management systems to identify any additional vulnerabilities that might exist within the broader PKI infrastructure.