CVE-2022-26482 in EagleEye Director II
Summary
by MITRE • 07/18/2022
An issue was discovered in Poly EagleEye Director II before 2.2.2.1. os.system command injection can be achieved by an admin.
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Analysis
by VulDB Data Team • 08/01/2022
The vulnerability identified as CVE-2022-26482 affects the Poly EagleEye Director II video conferencing system prior to version 2.2.2.1, representing a critical command injection flaw that allows administrative attackers to execute arbitrary system commands. This vulnerability specifically exploits the improper handling of user-supplied input within the system's os.system function implementation, creating a pathway for remote code execution that bypasses normal authentication and authorization mechanisms. The flaw exists in the administrative interface where input validation and sanitization are insufficient to prevent malicious command injection attempts, enabling attackers with administrative credentials to escalate their privileges and gain full system control.
The technical exploitation of this vulnerability falls under the category of command injection as defined by CWE-77 and CWE-88, where attacker-controlled data is interpreted as operating system commands rather than as ordinary input. The os.system function in the affected software does not properly sanitize or escape user-provided parameters, allowing malicious input to be executed directly by the underlying operating system shell. This creates a direct pathway for attackers to execute arbitrary commands with the privileges of the executing process, typically the system administrator or root user. The vulnerability is particularly dangerous because it requires only administrative access, which is often more limited than full system access, but still provides sufficient privileges to execute system-level commands.
From an operational perspective, this vulnerability poses significant risks to organizations relying on Poly EagleEye Director II systems for video conferencing and collaboration. The impact extends beyond simple command execution to include potential data breaches, system compromise, and disruption of critical communication services. Attackers could leverage this vulnerability to install backdoors, exfiltrate sensitive data, modify system configurations, or establish persistent access to the network. The vulnerability affects organizations that depend on video conferencing infrastructure for business continuity, making it particularly concerning for enterprises with distributed workforces or critical communication requirements. The exploitation can lead to complete system compromise and potential lateral movement within the network.
Organizations should immediately apply the vendor-provided patch or upgrade to version 2.2.2.1 or later to remediate this vulnerability. Additionally, implementing network segmentation and access controls can help limit the impact if the system is compromised. Security monitoring should include detection of suspicious command execution patterns and unusual administrative activities. The mitigation strategy should also incorporate regular security assessments and input validation reviews to prevent similar vulnerabilities in other system components. Organizations should consider implementing principle of least privilege access controls and regular credential rotation to minimize the risk of administrative account compromise. This vulnerability demonstrates the importance of proper input validation and secure coding practices, aligning with ATT&CK technique T1059.001 for command and scripting interpreter execution, and highlights the necessity of following secure development lifecycle practices to prevent such injection vulnerabilities in enterprise systems.