CVE-2022-41870 in Innovaphone
Summary
by MITRE • 09/30/2022
AP Manager in Innovaphone before 13r2 Service Release 17 allows command injection via a modified service ID during app upload.
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Analysis
by VulDB Data Team • 10/29/2022
The vulnerability identified as CVE-2022-41870 affects the AP Manager component within Innovaphone communication systems prior to version 13r2 Service Release 17. This represents a critical command injection flaw that specifically manifests during the application upload process when a modified service ID is utilized. The vulnerability resides in how the system handles service identifiers during application deployment, creating an avenue for malicious actors to execute arbitrary commands on the affected device. The flaw stems from insufficient input validation and sanitization of service ID parameters, allowing attackers to inject malicious commands that bypass normal security controls.
The technical implementation of this vulnerability demonstrates a classic command injection attack vector where an attacker can manipulate the service ID parameter to include shell commands that get executed by the system. This occurs during the application upload phase when the system processes the service identifier without proper sanitization of special characters or command delimiters. The vulnerability operates at the application layer and can potentially escalate to system-level privileges depending on the execution context. According to CWE classification, this maps to CWE-77 which specifically addresses command injection vulnerabilities, while the ATT&CK framework would categorize this under T1059.001 for command and scripting interpreter with potential lateral movement capabilities.
The operational impact of this vulnerability extends beyond simple unauthorized command execution, as it can enable complete system compromise and persistent access. An attacker who successfully exploits this vulnerability can gain unauthorized access to the device's underlying operating system, potentially leading to data exfiltration, privilege escalation, and further network infiltration. The vulnerability affects Innovaphone devices used in enterprise communication environments, making it particularly concerning for organizations relying on these systems for business-critical communications. The attack surface is limited to the application upload functionality, but this access point provides significant leverage for attackers who can manipulate service IDs through various means including network interception or legitimate access to upload interfaces.
Mitigation strategies for CVE-2022-41870 require immediate deployment of the patched Innovaphone 13r2 Service Release 17 or higher. Organizations should implement network segmentation to limit access to the AP Manager functionality and restrict upload capabilities to trusted administrative users only. Additional defensive measures include monitoring for unusual upload patterns and implementing network intrusion detection systems to identify potential exploitation attempts. The vulnerability highlights the importance of input validation and parameter sanitization in web applications, particularly those handling user-supplied identifiers. Security teams should also conduct comprehensive vulnerability assessments of other Innovaphone components and review similar patterns in their own application code to prevent similar issues. Network administrators should ensure that only authorized personnel can access the application upload interfaces and that proper authentication and authorization controls are in place to prevent unauthorized modifications to system components.