CVE-2011-2488 in Joomla
Summary
by MITRE
Joomla! before 1.5.23 does not properly check for errors, which allows remote attackers to obtain sensitive information via unspecified vectors.
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Analysis
by VulDB Data Team • 04/21/2019
The vulnerability identified as CVE-2011-2488 affects Joomla codebase where error messages are not adequately sanitized or suppressed during runtime operations, creating potential exposure of sensitive system information to unauthorized remote actors.
The technical implementation of this vulnerability allows attackers to exploit unspecified vectors that leverage the application's failure to properly validate error conditions. When Joomla! encounters certain error scenarios, it does not appropriately handle these exceptions, potentially exposing internal system details, file paths, database structures, or other sensitive information through error messages. This type of vulnerability is particularly dangerous because it can be exploited without requiring authentication or specific privileges, making it a prime target for automated scanning tools and malicious actors seeking to gather intelligence about target systems. The vulnerability operates at the application level and can be classified under the ATT&CK technique T1212, which involves exploitation of software vulnerabilities to obtain information.
The operational impact of CVE-2011-2488 extends beyond simple information disclosure, as the exposure of sensitive system information can enable more sophisticated attacks. Attackers can use the leaked information to identify system configurations, software versions, and potential attack vectors that could lead to further compromise. The vulnerability affects the integrity and confidentiality aspects of the CIA triad, as it allows unauthorized access to system details that should remain private. Organizations running affected Joomla! versions face increased risk of subsequent attacks, including but not limited to SQL injection attempts, privilege escalation, or other exploitation techniques that rely on the initial information gathering phase.
Mitigation strategies for this vulnerability primarily involve immediate patching of affected Joomla! installations to version 1.5.23 or later, which includes proper error handling mechanisms that prevent sensitive information disclosure. System administrators should also implement comprehensive monitoring of error logs and implement proper input validation to minimize the impact of similar vulnerabilities. Additional defensive measures include configuring web application firewalls to detect and block suspicious error message patterns, implementing proper error handling at the application level, and conducting regular security assessments to identify potential error handling flaws. The vulnerability serves as a reminder of the importance of robust error handling practices in web applications and aligns with security best practices outlined in OWASP Top Ten and NIST cybersecurity guidelines, emphasizing the critical need for proper error management in preventing information leakage attacks.