CVE-2024-22076 in Print Server
Summary
by MITRE • 01/23/2024
MyQ Print Server before 8.2 patch 43 allows remote authenticated administrators to execute arbitrary code via PHP scripts that are reached through the administrative interface.
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Analysis
by VulDB Data Team • 06/16/2025
The vulnerability identified as CVE-2024-22076 affects MyQ Print Server versions prior to 8.2 patch 43, presenting a critical remote code execution risk for authenticated administrators. This flaw resides within the administrative interface of the print server software, creating a pathway for attackers who have already gained administrative credentials to escalate their privileges and execute arbitrary code on the affected system. The vulnerability stems from insufficient input validation and improper handling of PHP script execution within the web interface, allowing maliciously crafted requests to be interpreted and executed by the underlying PHP engine.
The technical exploitation of this vulnerability involves authenticated administrators leveraging their access privileges to manipulate input parameters that are subsequently processed through PHP script execution paths. This represents a classic privilege escalation scenario where the existing administrative access is weaponized to achieve full system compromise. The flaw aligns with CWE-94, which describes improper validation of critical control items, specifically in the context of PHP code execution within web applications. Attackers can potentially upload or inject malicious PHP payloads through the administrative interface, leading to complete system compromise and potential lateral movement within network environments where the print server operates.
The operational impact of this vulnerability extends beyond immediate system compromise, as it provides attackers with persistent access to print server environments that often serve as critical infrastructure components in enterprise networks. Print servers frequently contain sensitive information related to print jobs, user credentials, and network configurations, making them attractive targets for attackers seeking to establish footholds within organizations. The vulnerability enables attackers to execute commands with the privileges of the web server process, potentially allowing them to access network resources, escalate privileges further, or deploy additional malicious tools. This risk is particularly concerning given that many print servers operate with elevated privileges and may have access to sensitive network segments.
Organizations should immediately implement the vendor-provided patch for MyQ Print Server version 8.2 patch 43 to remediate this vulnerability. Security teams should also consider implementing network segmentation to limit access to print server administrative interfaces, enforce multi-factor authentication for administrative accounts, and monitor for suspicious activities within print server environments. The remediation process should include thorough testing of the patch in controlled environments before deployment to production systems. Additionally, organizations should review their administrative access controls and implement the principle of least privilege to minimize the potential impact of similar vulnerabilities. This vulnerability demonstrates the importance of regular security updates and proper input validation in web applications, aligning with ATT&CK technique T1059.007 for command and scripting interpreter and T1566.001 for credential harvesting through the exploitation of administrative access.