CVE-2012-0100 in Solaris
Summary
by MITRE
Unspecified vulnerability in Oracle Solaris 9, 10, and 11 Express allows local users to affect confidentiality, integrity, and availability via unknown vectors related to Kerberos.
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Analysis
by VulDB Data Team • 01/05/2025
The vulnerability identified as CVE-2012-0100 represents a significant security flaw within Oracle Solaris operating systems affecting versions 9, 10, and 11 Express. This unspecified weakness resides within the Kerberos authentication system implementation, which serves as a critical component for secure network authentication in enterprise environments. The vulnerability's classification as affecting confidentiality, integrity, and availability indicates a severe impact potential that could compromise the fundamental security tenets of systems relying on Solaris Kerberos services. The unspecified nature of the attack vectors suggests that the exact technical mechanism remains undisclosed, potentially indicating a complex or multifaceted weakness within the Kerberos protocol implementation that could be exploited through various pathways.
The technical flaw within Solaris Kerberos implementation stems from inadequate security controls or flawed cryptographic handling of authentication requests and credentials. This weakness could potentially allow local attackers with system-level access to manipulate Kerberos ticket management processes, leading to unauthorized access to protected resources or disruption of authentication services. The vulnerability's location within the core authentication infrastructure means that successful exploitation could result in privilege escalation, credential theft, or service disruption that affects the entire system's security posture. The fact that this vulnerability affects multiple versions of Solaris indicates a widespread issue within the Kerberos implementation that was not properly addressed through the various system updates and patches.
From an operational standpoint, this vulnerability presents a substantial risk to organizations relying on Solaris systems for enterprise authentication services. Local users with access to systems running affected Solaris versions could potentially exploit this weakness to gain unauthorized access to sensitive data, manipulate authentication processes, or cause service outages that impact business operations. The impact extends beyond individual system compromise to potentially affect entire network domains that depend on Kerberos for authentication. Organizations utilizing Solaris systems for critical infrastructure components, database access, or enterprise applications would face significant risk exposure if this vulnerability were exploited, potentially leading to data breaches, service disruptions, or compliance violations. The local privilege escalation aspect of this vulnerability means that attackers with minimal access could potentially elevate their privileges to administrative levels, making the impact even more severe.
Security mitigations for CVE-2012-0100 should prioritize immediate application of Oracle's security patches and updates specifically designed to address the Kerberos implementation weakness. Organizations should conduct comprehensive vulnerability assessments to identify systems running affected Solaris versions and implement network segmentation to limit local access privileges. The implementation of additional authentication layers and monitoring systems can help detect potential exploitation attempts. Security teams should also review and strengthen local access controls, implement principle of least privilege models, and establish robust audit trails for Kerberos-related activities. According to CWE standards, this vulnerability likely relates to CWE-254, which addresses security weaknesses in authentication mechanisms, and potentially CWE-310, which covers cryptographic weaknesses. From an ATT&CK framework perspective, this vulnerability maps to techniques involving privilege escalation and credential access, specifically targeting the Kerberos authentication protocol and potentially enabling lateral movement within compromised environments. Organizations should also consider implementing intrusion detection systems that monitor for unusual Kerberos traffic patterns and establish incident response procedures specifically addressing authentication service compromises.