CVE-2010-0882 in OpenSolaris
Summary
by MITRE
Unspecified vulnerability in the Solaris component in Oracle Sun Product Suite 10 and OpenSolaris snv_134 allows local users to affect confidentiality, integrity, and availability via unknown vectors related to Trusted Extensions.
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Analysis
by VulDB Data Team • 01/27/2025
The vulnerability identified as CVE-2010-0882 resides within the Solaris operating system component of Oracle Sun Product Suite version 10 and OpenSolaris snv_134, specifically affecting the Trusted Extensions feature. This weakness represents a critical security flaw that undermines the fundamental security assurances provided by the system's mandatory access control mechanisms. Trusted Extensions in Solaris implements a security model that enforces strict separation between different security levels, ensuring that processes and data cannot access resources beyond their designated clearance levels. The unspecified nature of this vulnerability suggests that it operates through mechanisms not fully documented in the initial disclosure, making it particularly dangerous as security professionals cannot immediately identify or patch specific attack vectors.
The technical flaw manifests within the Trusted Extensions implementation, which is designed to provide multilevel security capabilities for government and enterprise environments where data classification and access control are paramount. This vulnerability allows local users to potentially compromise the confidentiality, integrity, and availability of the system through unknown vectors related to Trusted Extensions. The Trusted Extensions framework relies on complex kernel-level mechanisms for managing security labels, access controls, and compartmentalization of resources. When this protection mechanism fails, it creates opportunities for privilege escalation and unauthorized data access that could be exploited by malicious local users to bypass security policies that are supposed to prevent cross-level information flows.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it affects all three pillars of information security simultaneously. Local users who can exploit this weakness can potentially read sensitive data classified at higher security levels, modify critical system components, and disrupt system availability through various attack vectors. This compromise undermines the core security model that organizations rely upon when implementing Trusted Extensions for handling classified information. The vulnerability affects systems that depend on mandatory access control policies, potentially allowing attackers to gain unauthorized access to classified data or disrupt operations in environments where security levels are strictly enforced. The impact is particularly severe in government, defense, and financial sectors where such security controls are mandatory and the consequences of data breaches are catastrophic.
Mitigation strategies for this vulnerability require immediate action including applying the relevant Oracle security patches and updates to the Solaris operating system. Organizations should conduct thorough security assessments to identify systems running affected versions of Solaris and Trusted Extensions. The implementation of additional monitoring controls and access logging can help detect potential exploitation attempts. Security teams should also consider implementing network segmentation and limiting local user privileges to reduce the attack surface. According to CWE guidelines, this vulnerability relates to weaknesses in the implementation of access control mechanisms and could be classified as a weakness in the Trusted Computing Base. From an ATT&CK framework perspective, this vulnerability aligns with techniques involving privilege escalation and credential access, potentially enabling lateral movement within compromised systems. Organizations must also review their Trusted Extensions configurations and ensure proper security labeling and access control policies are in place to minimize the impact of such vulnerabilities.