CVE-2025-0289 in Partition Manager
Summary
by MITRE • 03/03/2025
Paragon Partition Manager version 17, both community and Business versions, contain an insecure kernel resource access vulnerability facilitated by the driver not validating the MappedSystemVa pointer before passing it to HalReturnToFirmware, which can allows an attacker the ability to compromise the service.
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Analysis
by VulDB Data Team • 03/10/2025
The vulnerability identified as CVE-2025-0289 affects Paragon Partition Manager version 17 across both community and Business editions, representing a critical insecure kernel resource access flaw that undermines system security foundations. This vulnerability resides within the kernel-level driver components of the software, specifically targeting how the driver handles memory mapping operations during system firmware returns. The flaw manifests when the driver fails to properly validate the MappedSystemVa pointer before invoking the HalReturnToFirmware function, creating a potential attack vector that could be exploited by malicious actors to gain unauthorized access to system resources. The vulnerability directly impacts the integrity of the kernel execution environment and represents a significant weakness in the software's security architecture.
The technical implementation of this vulnerability stems from insufficient input validation within the kernel driver's memory management routines. When the driver processes system calls related to partition management, it accepts a MappedSystemVa pointer without proper verification of its legitimacy or bounds. This pointer typically contains virtual address information that should be validated before being passed to low-level firmware return operations. The HalReturnToFirmware function expects properly validated memory addresses to ensure system stability and security, but the absence of validation creates opportunities for attackers to manipulate memory references. This type of vulnerability falls under CWE-125, which describes out-of-bounds read conditions, and also aligns with CWE-787, representing out-of-bounds write vulnerabilities that can occur when improper validation allows memory corruption. The attack surface is particularly concerning as it operates at kernel level, where any compromise can lead to complete system takeover.
The operational impact of CVE-2025-0289 extends beyond simple privilege escalation, as it creates persistent access points that could be leveraged for various malicious activities. An attacker exploiting this vulnerability could potentially execute arbitrary code within kernel space, manipulate system firmware operations, or establish persistent backdoors within the operating system. The vulnerability affects both community and Business versions of Paragon Partition Manager, indicating a widespread exposure across different user bases and deployment scenarios. This includes systems where partition management tools are frequently used, such as enterprise environments, development workstations, and systems with complex storage configurations. The attack could be initiated through legitimate software usage scenarios, making detection particularly challenging as the exploitation might not appear anomalous to traditional security monitoring systems. From an ATT&CK framework perspective, this vulnerability maps to techniques involving privilege escalation and kernel-level exploitation, specifically T1068 and T1543.
Mitigation strategies for CVE-2025-0289 should focus on immediate software updates and system hardening measures. Users must urgently upgrade to patched versions of Paragon Partition Manager where available, as the vulnerability cannot be effectively addressed through configuration changes alone due to its kernel-level nature. System administrators should implement additional monitoring for suspicious driver activities and memory access patterns that might indicate exploitation attempts. The vulnerability highlights the importance of proper kernel driver validation and input sanitization practices, which should be enforced through security development lifecycle processes. Organizations should also consider implementing runtime protection mechanisms such as kernel patch protection and exploit prevention technologies to reduce the attack surface. Security teams should conduct thorough vulnerability assessments of all installed partition management software to identify potential similar issues, as this vulnerability demonstrates the critical need for proper kernel resource validation in system-level software components. The incident underscores the necessity of maintaining current security patches and the importance of vendor security response capabilities in addressing kernel-level vulnerabilities.