CVE-2026-43854 in ADAM-3600
Summary
by MITRE • 10/20/2026
A vulnerability could allow an attacker with access to an encrypted project file to retrieve administrator credentials for EdgeLink-enabled devices.
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Analysis
by VulDB Data Team • 10/20/2026
The disclosed vulnerability represents a critical security flaw within the EdgeLink ecosystem, specifically targeting the integrity of credential storage mechanisms in encrypted project files. This issue arises from improper handling or insufficient protection of sensitive authentication data during the encryption and decryption processes associated with device configuration management. When an attacker gains access to these encrypted project files, which are often used for deploying configurations to industrial control systems or network devices, they can exploit weaknesses in the cryptographic implementation or key management practices to extract plaintext administrator credentials. This capability fundamentally undermines the confidentiality guarantees that encryption is intended to provide, allowing unauthorized entities to bypass authentication controls and gain elevated privileges on EdgeLink-enabled devices.
From a technical perspective, this vulnerability likely stems from flaws such as weak cipher modes of operation, improper padding schemes, or the storage of decryption keys in an accessible location within the project file structure itself. In many industrial IoT scenarios, configuration files are encrypted to protect sensitive network settings during transit and at rest. However, if the encryption process does not adequately isolate credentials or if it relies on static keys that can be reverse-engineered from the binary data, the security boundary is effectively breached. The attacker leverages this weakness to parse the file structure, identify the embedded credential blobs, and apply known cryptographic attacks or side-channel techniques to recover the plaintext passwords associated with administrative accounts. This process does not require network-level access but rather physical or logical access to the configuration files used for device provisioning.
The operational impact of this vulnerability is severe due to the high privilege level of administrator credentials in EdgeLink-enabled devices. These devices often serve as gateways or controllers within industrial automation networks, managing communication between higher-level supervisory systems and lower-level field devices. Compromising these accounts allows an attacker to reconfigure network settings, disable security logging, install malicious firmware, or manipulate process parameters. In critical infrastructure environments such as manufacturing plants, power grids, or water treatment facilities, this could lead to operational disruption, safety hazards, or environmental damage. Furthermore, the ability to retrieve credentials from static files suggests that once a single device is compromised through file access, lateral movement within the network becomes significantly easier, as attackers can reuse these harvested credentials across multiple devices configured with similar default or reused administrative passwords.
This vulnerability aligns closely with CWE-798: Use of Hard-coded Credentials and CWE-321: Use of Hard-coded Cryptographic Key, depending on whether the issue lies in static password storage within the configuration logic or weak key management during encryption. It also maps to MITRE ATT&CK technique T1552.004: Unsecured Credentials, specifically involving credential files stored locally or in project repositories. The attack vector falls under Initial Access via Local Exploitation if the attacker has physical access to a workstation used for configuration, or it may relate to Defense Evasion by hiding malicious configurations within seemingly benign encrypted files.
Mitigation strategies must focus on strengthening cryptographic implementations and improving key management practices. Organizations should ensure that encryption algorithms meet current industry standards, such as AES-256 in GCM mode, which provides both confidentiality and integrity verification without relying on separate authentication steps that might be bypassed. It is crucial to implement dynamic key generation rather than hard-coded or static keys for encrypting project files. Additionally, credential storage should utilize dedicated secure hardware modules like Hardware Security Modules (HSMs) or Trusted Platform Modules (TPMs) where possible, ensuring that private keys never leave the secure boundary of the device. Regular audits of configuration management processes and strict access controls on who can view or modify encrypted project files are also essential to reduce the attack surface. Patching vendor-provided updates promptly is vital as manufacturers may release fixes addressing these cryptographic weaknesses in future firmware releases.