CVE-2015-0428 in Solaris
Summary
by MITRE
Unspecified vulnerability in Oracle Sun Solaris 10 and 11 allows local users to affect availability via unknown vectors related to Resource Control.
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Analysis
by VulDB Data Team • 03/05/2022
The vulnerability identified as CVE-2015-0428 represents a significant security weakness within Oracle Sun Solaris operating systems, specifically affecting versions 10 and 11. This issue falls under the category of resource control vulnerabilities, which are particularly concerning as they can potentially compromise system availability and stability. The unspecified nature of the exact attack vectors makes this vulnerability particularly dangerous as security professionals cannot definitively predict or prepare for all possible exploitation scenarios. Resource control mechanisms in Solaris are designed to manage and regulate system resources such as cpu time, memory allocation, and process scheduling, making any weakness in this area potentially devastating to system integrity.
The technical flaw manifests within the resource control subsystem of the Solaris operating system, where local users can exploit unspecified vectors to manipulate resource allocation and management functions. This type of vulnerability typically stems from inadequate input validation, improper access controls, or flawed resource management algorithms within the kernel or system management components. The resource control functionality in Solaris relies on sophisticated mechanisms to enforce quotas and limits on system resources, and when these mechanisms are compromised, attackers can potentially cause system instability, denial of service conditions, or even system crashes. The local nature of this vulnerability means that attackers must already have user-level access to the system, but this access point provides a pathway for privilege escalation or system disruption.
From an operational impact perspective, this vulnerability presents a serious threat to enterprise environments running Solaris systems, particularly in mission-critical applications where system availability is paramount. Local users who exploit this vulnerability can potentially cause system-wide resource exhaustion, leading to denial of service conditions that affect legitimate users and applications. The availability impact is particularly concerning because resource control mechanisms are fundamental to system stability, and compromising these controls can result in cascading failures throughout the operating system. Organizations may experience unexpected system shutdowns, application failures, or performance degradation that can have significant business implications. The vulnerability also represents a potential stepping stone for more sophisticated attacks, as compromised systems may provide attackers with additional opportunities to escalate privileges or move laterally within network environments.
Mitigation strategies for CVE-2015-0428 should focus on implementing comprehensive system hardening measures and maintaining up-to-date security patches from Oracle. Organizations should prioritize applying the official security patches released by Oracle to address this vulnerability, as these patches typically contain fixes for the underlying resource control mechanisms. System administrators should also implement strict access controls and monitor resource usage patterns to detect anomalous behavior that might indicate exploitation attempts. The vulnerability aligns with CWE-284 which addresses improper access control in system resources, and may also relate to CWE-121 which deals with stack-based buffer overflows that could affect resource management functions. From an ATT&CK framework perspective, this vulnerability could be categorized under privilege escalation techniques and denial of service methods, as local users can leverage it to gain greater system control or disrupt operations. Regular security assessments and vulnerability scanning should be implemented to identify potential exploitation attempts, while network segmentation and monitoring solutions can help detect unusual resource consumption patterns that might indicate exploitation of this vulnerability.