CVE-2016-0433 in Web Cache
Summary
by MITRE
Unspecified vulnerability in the Web Cache component in Oracle Fusion Middleware 11.1.1.9.0 allows remote attackers to affect confidentiality via vectors related to SSL support.
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Analysis
by VulDB Data Team • 07/04/2022
The vulnerability identified as CVE-2016-0433 resides within the Web Cache component of Oracle Fusion Middleware version 11.1.1.9.0, representing a critical security weakness that compromises data confidentiality. This issue manifests through unspecified attack vectors specifically related to SSL support within the web caching infrastructure, creating potential exposure points for malicious actors seeking to intercept or manipulate sensitive information traversing the affected system. The vulnerability's classification as a confidentiality-impact issue indicates that unauthorized parties could potentially access or decrypt cached content that should remain protected.
The technical flaw within the Web Cache component stems from inadequate handling of SSL/TLS protocols during the caching process, allowing attackers to exploit weaknesses in the secure communication channel implementation. This weakness enables remote exploitation without requiring authentication or privileged access, making the vulnerability particularly dangerous in production environments where sensitive data flows through cached components. The unspecified nature of the exact attack vector suggests that multiple pathways exist for exploitation, potentially including man-in-the-middle attacks, cache poisoning, or SSL session manipulation techniques that could result in data leakage or content tampering.
Operational impact of this vulnerability extends beyond simple data exposure, as it undermines the fundamental security assurances provided by SSL encryption within the Oracle Fusion Middleware ecosystem. Organizations utilizing this version of Fusion Middleware face significant risk of confidential data interception, including but not limited to user credentials, personal information, financial data, and proprietary business intelligence. The remote nature of the attack means that threat actors can exploit this weakness from outside the corporate network, potentially leading to widespread data compromise across multiple applications that rely on the affected caching infrastructure. This vulnerability directly impacts the integrity and confidentiality of cached web content, potentially allowing attackers to modify cached responses or access cached data that should remain protected.
Security mitigations for CVE-2016-0433 should prioritize immediate patch application from Oracle, as the vendor has released security updates specifically addressing this vulnerability. Organizations should also implement network segmentation and monitoring to detect anomalous SSL traffic patterns that might indicate exploitation attempts. Additional protective measures include disabling unnecessary SSL features, implementing robust network access controls, and establishing comprehensive monitoring for unauthorized access attempts to cached content. The vulnerability aligns with CWE-310 (Cryptographic Issues) and represents a significant concern for organizations following ATT&CK framework's T1041 (Exfiltration Over C2 Channel) and T1566 (Phishing) techniques that could leverage such weaknesses to compromise sensitive data. Organizations should also conduct thorough security assessments of their middleware configurations to identify any additional SSL-related vulnerabilities that might compound the risk presented by this specific weakness.