CVE-2026-14985 in Picturall Quad Compact Mark II
Summary
by MITRE • 07/22/2026
The Analog Way Picturall Quad Compact Mark II version 3.5.8, contains a local privilege escalation vulnerability in the core firmware. This is due to improper privilege delegation and insufficient input validation in a maintenance script.
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Analysis
by VulDB Data Team • 07/22/2026
The Analog Way Picturall Quad Compact Mark II version 3.5.8 presents a critical local privilege escalation vulnerability within its core firmware architecture that fundamentally undermines system security integrity. This vulnerability stems from inadequate privilege management mechanisms and flawed input validation controls within the device's maintenance scripting environment, creating a pathway for unauthorized users to elevate their privileges from standard user level to administrative access. The flaw exists in the firmware's handling of privileged operations where proper authorization checks are bypassed, allowing malicious actors with local access to manipulate system functions that should remain restricted to authorized personnel only.
The technical implementation of this vulnerability manifests through improper privilege delegation mechanisms that fail to properly validate user credentials or operational contexts before executing sensitive system commands. The maintenance script in question lacks robust input validation procedures that would normally filter and sanitize external inputs, enabling attackers to inject malicious payloads or manipulate execution parameters to gain elevated privileges. This weakness aligns with CWE-284 which specifically addresses improper access control and improper privilege management issues in software systems. The vulnerability creates a direct attack surface where local users can exploit the insufficient validation controls to execute commands with administrative privileges, effectively compromising the entire system's security posture.
From an operational impact perspective, this privilege escalation vulnerability represents a severe threat to system integrity and data confidentiality within deployed Analog Way Picturall Quad Compact Mark II devices. Once exploited, attackers gain complete control over the device's firmware functions, potentially enabling them to modify critical system parameters, install malicious software, or access sensitive operational data. The implications extend beyond individual device compromise to potential network-wide vulnerabilities, as these devices often form part of larger broadcast and media production ecosystems where unauthorized access could disrupt critical operations or provide entry points for broader network infiltration attempts. The vulnerability's local nature means that any user with physical access or network connectivity to the device can potentially exploit this weakness without requiring external authentication credentials.
Organizations utilizing these devices should implement immediate mitigation strategies focusing on firmware updates from Analog Way, which would address the privilege delegation and input validation flaws identified in version 3.5.8. Network segmentation approaches should be employed to limit local access points to these devices, while implementing strong physical security controls to prevent unauthorized personnel from accessing the systems. Additionally, monitoring solutions should be deployed to detect anomalous privilege escalation attempts or unusual maintenance script executions that could indicate exploitation attempts. The vulnerability's characteristics align with ATT&CK technique T1068 which covers "Exploitation for Privilege Escalation" and T1543 which addresses "Create or Modify System Process," highlighting the need for comprehensive defensive measures that address both the immediate exploitation vector and potential lateral movement opportunities that such privilege escalation attacks may provide.