CVE-2004-0516 in Mac OS X
Summary
by MITRE
Unknown vulnerability in Mac OS X 10.3.4, related to "package installation scripts," a different vulnerability than CVE-2004-0517.
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Analysis
by VulDB Data Team • 07/16/2019
The vulnerability identified as CVE-2004-0516 represents a security flaw within Mac OS X 10.3.4 that specifically pertains to package installation scripts. This issue falls under the broader category of software supply chain attacks where malicious actors can exploit weaknesses in the installation process to gain unauthorized system access. The vulnerability is distinct from CVE-2004-0517, indicating that multiple attack vectors exist within the same software version, each requiring separate mitigation strategies. The package installation mechanism in Mac OS X 10.3.4 likely contains insufficient input validation or privilege escalation opportunities that could be exploited by attackers during the software installation process. This type of vulnerability directly impacts the integrity of the system's software installation framework and represents a critical weakness in the operating system's security architecture.
The technical implementation of this vulnerability stems from inadequate security controls within the package installation scripts that handle software distribution on Mac OS X systems. Attackers could potentially manipulate package installation processes to execute arbitrary code with elevated privileges, leveraging weaknesses in how the system processes installation scripts. The flaw likely involves insufficient sanitization of package metadata or installation parameters that could allow malicious actors to inject harmful code during legitimate software installation procedures. This vulnerability operates at the system level where package management scripts have elevated permissions, creating a potential path for privilege escalation attacks that align with common attack patterns documented in the attack phase of the kill chain. The underlying issue demonstrates poor secure coding practices where the installation framework does not adequately validate or sanitize inputs from package manifests or installation scripts.
The operational impact of CVE-2004-0516 extends beyond simple software installation compromise, as it creates opportunities for persistent system compromise and privilege escalation. When exploited, this vulnerability allows attackers to install malicious software that operates with system-level privileges, potentially enabling full system compromise or the establishment of backdoors. The attack surface includes any legitimate software installation process on affected systems, making it particularly dangerous in enterprise environments where software deployment occurs regularly. Organizations running Mac OS X 10.3.4 are at risk of unauthorized code execution during software updates or new software installations, which could lead to data breaches, system infiltration, or the deployment of malware. The vulnerability's impact is amplified by the fact that it operates silently during normal software installation procedures, making detection difficult and potentially allowing attackers to maintain persistence undetected.
Mitigation strategies for CVE-2004-0516 should focus on immediate system updates and implementation of additional security controls. The primary recommendation involves upgrading to a patched version of Mac OS X that addresses this specific vulnerability in package installation scripts. Organizations should implement strict software approval processes that validate package integrity before installation, utilizing checksums and digital signatures to verify authenticity. Network segmentation and monitoring of installation activities can help detect anomalous package installation patterns that may indicate exploitation attempts. The implementation of application whitelisting policies can prevent unauthorized software from executing during installation processes, while regular security audits of installed packages can identify potentially compromised installations. Additionally, system administrators should monitor for suspicious installation activities and maintain current threat intelligence feeds to understand evolving exploitation techniques targeting similar vulnerabilities. This vulnerability aligns with common attack patterns documented in the attack phase of the kill chain and represents a typical example of supply chain attack vectors that can be mitigated through proper software management and security controls. The issue demonstrates the importance of maintaining up-to-date software systems and implementing comprehensive security measures that address vulnerabilities in system installation processes.