CVE-2026-22622 in PADM
Summary
by MITRE • 07/30/2026
Improper input validation in one of the session management interface of Eaton's Tripp Lite series PADM firmware could allow an authenticated user to elevate privileges resulting in unrestricted access to the device.
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Analysis
by VulDB Data Team • 07/30/2026
This vulnerability resides within the session management interface of Eaton's Tripp Lite series Power Distribution Automation Module firmware, representing a critical security flaw that undermines the authentication mechanism design. The improper input validation occurs when the system processes user-supplied data during session handling operations, failing to adequately validate or sanitize inputs that could manipulate session state information. This weakness allows an authenticated user who possesses valid credentials to exploit the flawed validation logic and escalate their privileges beyond their intended access level. The vulnerability stems from inadequate sanitization of session identifiers, user roles, or permission parameters that are processed during authentication flows.
The technical implementation flaw manifests when the firmware fails to properly validate input parameters passed through session management interfaces, potentially allowing attackers to inject malicious data that alters session state or bypass authorization checks. This could occur through manipulation of cookies, session tokens, or parameter values that control user permissions within the device's administrative interface. The vulnerability enables privilege escalation by allowing an authenticated user to manipulate session variables that determine access rights, effectively granting them unrestricted administrative access to the power distribution automation module. This represents a classic case of insufficient input validation that directly impacts the system's authorization and authentication mechanisms.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it provides attackers with complete control over the device's configuration and monitoring capabilities. Once elevated privileges are obtained, an attacker can modify power distribution settings, access sensitive operational data, disable security features, or potentially cause service disruptions through unauthorized configuration changes. The affected device serves as a critical component in power management infrastructure, making this vulnerability particularly dangerous for organizations relying on uninterrupted power supply systems. The risk is compounded by the fact that the attack requires only authenticated access, meaning that an attacker with valid credentials can exploit this flaw to gain full administrative control without requiring additional authentication vectors.
Security controls should focus on implementing robust input validation mechanisms within all session management interfaces, including parameter sanitization and strict validation of session identifiers and user permissions. Organizations should enforce principle of least privilege by limiting user access rights to only necessary functions and regularly reviewing access controls for administrative accounts. The implementation of secure coding practices, including proper input validation and output encoding, aligns with CWE-20 standards for improper input validation and addresses ATT&CK techniques related to privilege escalation through session management manipulation. Regular firmware updates and security assessments are essential to prevent exploitation of such vulnerabilities that could compromise critical infrastructure systems.