CVE-2012-2955 in Lotus Protector for Mail Security
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in the administrative user interface in IBM Lotus Protector for Mail Security 2.1, 2.5, 2.5.1, and 2.8 and IBM ISS Proventia Network Mail Security System allow remote attackers to inject arbitrary web script or HTML via the query string.
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Analysis
by VulDB Data Team • 09/12/2025
The vulnerability identified as CVE-2012-2955 represents a critical cross-site scripting flaw affecting IBM Lotus Protector for Mail Security versions 2.1, 2.5, 2.5.1, and 2.8, as well as the IBM ISS Proventia Network Mail Security System. This security weakness resides within the administrative user interface components of these email security products, creating a significant attack surface that malicious actors can exploit to compromise system integrity and user sessions. The flaw specifically manifests when the system processes query string parameters without proper input validation or sanitization, allowing attackers to inject malicious web scripts or HTML code directly into the administrative interface.
The technical implementation of this vulnerability stems from insufficient output encoding and input validation mechanisms within the administrative web interface of these security products. When administrators access the system through web-based management interfaces, the application fails to properly sanitize user-supplied input from query strings, which are commonly used for search functionality and parameter passing. This inadequate sanitization creates an environment where attacker-controlled data can be executed within the browser context of authenticated administrators, enabling the exploitation of XSS vulnerabilities classified under CWE-79. The vulnerability's impact extends beyond simple script execution as it can be leveraged to steal administrative credentials, modify security configurations, or redirect users to malicious websites.
The operational consequences of this vulnerability are severe and multifaceted, particularly given the privileged nature of the affected administrative interfaces. Attackers who successfully exploit this flaw can gain unauthorized access to critical email security configurations, potentially compromising the entire email infrastructure protection mechanisms. The remote nature of the attack means that threat actors do not require physical access to the network or direct system interaction to exploit the vulnerability, making it particularly dangerous for enterprise environments where administrators may access these systems from various locations. This vulnerability directly aligns with ATT&CK technique T1059.001 for command and scripting interpreter and T1566.001 for spearphishing with a link, as it enables attackers to establish persistent access through compromised administrative sessions and deliver malicious payloads to users.
Mitigation strategies for CVE-2012-2955 should prioritize immediate patch application from IBM, as this represents the most effective solution to address the root cause of the vulnerability. Organizations should implement network segmentation to limit access to administrative interfaces, requiring authentication through secure channels and implementing multi-factor authentication for administrative accounts. Input validation and output encoding mechanisms should be strengthened throughout the application stack, with proper HTML escaping implemented for all dynamic content displayed in administrative interfaces. Security monitoring should be enhanced to detect anomalous query string patterns and unusual administrative access patterns, while regular security assessments should verify that proper sanitization measures have been implemented. The vulnerability's classification as a persistent security risk underscores the importance of maintaining up-to-date security patches and implementing comprehensive security monitoring practices to prevent exploitation attempts.