CVE-2015-0375 in Solaris
Summary
by MITRE
Unspecified vulnerability in Oracle Sun Solaris 10 and 11 allows remote attackers to affect confidentiality via unknown vectors related to Network.
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Analysis
by VulDB Data Team • 03/05/2022
The vulnerability identified as CVE-2015-0375 represents a significant security weakness in Oracle Sun Solaris operating systems, specifically affecting versions 10 and 11. This issue resides within the network subsystem and constitutes a confidentiality breach that can be exploited by remote attackers without requiring authentication. The vulnerability's classification as unspecified indicates that the exact technical details of the flaw were not fully disclosed in the initial reporting, which is common for certain types of network protocol vulnerabilities. The affected network components likely involve protocol implementations or network stack processing mechanisms that handle incoming data from remote sources. Such vulnerabilities in network processing layers pose particular risks because they can be exploited from anywhere on the network, potentially allowing attackers to intercept or manipulate network communications.
The technical nature of this vulnerability suggests it operates within the network protocol processing stack of the Solaris operating system, where incoming network packets are handled and processed. Attackers could potentially leverage this weakness to gain unauthorized access to network data flows, potentially intercepting sensitive information transmitted across the network. The unspecified nature of the vulnerability indicates that the root cause involves complex interactions within the network subsystem that may span multiple protocol layers or involve specific implementation details that were not fully detailed in public reports. This type of vulnerability often stems from improper handling of network packet data, buffer overflows in network processing code, or flaws in protocol state machine implementations. The network-related nature places this vulnerability within the purview of CWE-119, which deals with improper access to network resources, and may also relate to CWE-20, which covers input validation issues that could affect network protocol implementations.
The operational impact of CVE-2015-0375 extends beyond simple data confidentiality breaches, as it represents a potential pathway for more sophisticated attacks that could escalate to full system compromise. Remote attackers could exploit this vulnerability to perform man-in-the-middle attacks, eavesdrop on network communications, or potentially inject malicious data into network streams. Organizations running Solaris 10 or 11 systems face significant risk if they have exposed network services or if their network infrastructure lacks proper segmentation and monitoring. The vulnerability's remote exploitability means that attackers do not need physical access to the systems, making it particularly dangerous for enterprise environments where network exposure is common. This type of vulnerability could affect critical network services including but not limited to web servers, database systems, and other network applications that rely on the underlying Solaris network stack for communication. The potential for data exfiltration and information disclosure makes this a high-priority vulnerability for security teams to address.
Mitigation strategies for CVE-2015-0375 should prioritize immediate patch deployment from Oracle, as this represents the most effective solution for addressing the underlying vulnerability. Organizations should also implement network segmentation to limit exposure of affected systems and deploy network monitoring solutions to detect potential exploitation attempts. The ATT&CK framework categorizes this type of vulnerability under network protocol exploitation techniques, where adversaries may use network-level attacks to gain access to sensitive information. Security teams should conduct comprehensive network audits to identify all systems running affected Solaris versions and prioritize patching based on risk assessment. Additional defensive measures include implementing intrusion detection systems that monitor for anomalous network traffic patterns that might indicate exploitation attempts, and establishing network access controls to limit communication between systems. Given the nature of network protocol vulnerabilities, organizations should also consider implementing network protocol analysis tools to detect and prevent exploitation attempts. The vulnerability's classification as a network-based confidentiality issue aligns with ATT&CK technique T1041, which covers data compression and encryption techniques used by adversaries to avoid detection while exfiltrating information. Regular security assessments and vulnerability scanning should be implemented to identify similar issues in other network components and ensure overall network security posture remains robust against evolving threats.