CVE-2024-8424 in EPDR
Summary
by MITRE • 11/08/2024
Improper Privilege Management vulnerability in WatchGuard EPDR, Panda AD360 and Panda Dome on Windows (PSANHost.exe module) allows arbitrary file delete with SYSTEM permissions. This issue affects EPDR: before 8.00.23.0000; Panda AD360: before 8.00.23.0000; Panda Dome: before 22.03.00.
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Analysis
by VulDB Data Team • 11/08/2024
The CVE-2024-8424 vulnerability represents a critical improper privilege management flaw affecting multiple security solutions from WatchGuard and Panda Security products. This vulnerability specifically targets the PSANHost.exe module running on Windows systems, creating a pathway for unauthorized arbitrary file deletion with SYSTEM level privileges. The flaw stems from inadequate privilege validation within the software's execution environment, allowing malicious actors to escalate their access rights beyond what should be permitted for normal operation. The affected versions include WatchGuard EPDR prior to 8.00.23.0000, Panda AD360 before 8.00.23.0000, and Panda Dome before 22.03.00, indicating a widespread impact across these security product lines that are commonly deployed in enterprise environments.
The technical exploitation of this vulnerability occurs through the PSANHost.exe module which operates with elevated privileges but fails to properly validate the privileges of processes attempting to interact with its file system operations. This misconfiguration creates a privilege escalation vector where an attacker can manipulate the module to delete arbitrary files on the system, potentially targeting critical security components, configuration files, or system binaries. The vulnerability aligns with CWE-276 which addresses improper privilege management, specifically focusing on inadequate access control mechanisms that allow unauthorized operations with elevated privileges. The flaw represents a fundamental breakdown in the principle of least privilege, where the module should only permit file operations that are explicitly authorized for its operational context.
From an operational standpoint, this vulnerability poses severe risks to enterprise security infrastructure, as it allows attackers to compromise the integrity of security monitoring and protection systems. When an attacker successfully exploits this vulnerability, they can delete critical files including security logs, configuration files, or even components of the security software itself, potentially rendering the protection mechanisms ineffective. The SYSTEM level permissions granted through this flaw mean that the impact extends beyond simple file deletion to include the potential for complete system compromise, as the attacker can target files in protected system directories and registry locations. This vulnerability directly maps to ATT&CK technique T1070.004 which involves the deletion or modification of existing system binaries and files, representing a significant threat to system integrity and forensic capabilities.
Organizations should immediately implement mitigations including patching to the affected versions mentioned in the advisory, as well as implementing additional monitoring for suspicious file deletion activities in system directories. Network segmentation and privilege restriction measures should be enhanced to limit the potential impact of exploitation. Security teams should also conduct comprehensive audits of their WatchGuard and Panda Security deployments to identify any potential compromise and implement monitoring for unauthorized access attempts. The vulnerability demonstrates the critical importance of proper privilege management in security software, as these tools are often deployed with elevated privileges to perform their functions but must maintain strict access controls to prevent abuse. Regular security assessments and privilege reviews should be conducted to ensure that security software components maintain appropriate access boundaries and do not inadvertently provide attack vectors for privilege escalation.