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CVE-2026-43847 affects the proprietary protocol in Advantech ADAM-3600 EdgeLink versions before 2.8.5.0. Insufficient restriction of authentication attempts allows a remote attacker to repeatedly guess the administrator password, even when SafeEnhancement is enabled. Successful password guessing can result in unauthorized administrative access. The vulnerability has a CVSS 4.0 base score of 8.2 (High).
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No public exploit code observed for this vulnerability.
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A proprietary protocol vulnerability permits unrestricted brute-force attempts against the administrator password despite SafeEnhancement being enabled, potentially allowing administrator account compromise. The affected product is not identified in the content.
A remotely exploitable vulnerability affecting Advantech ADAM-3600 allows unrestricted administrator password brute-force attempts through its proprietary protocol, even with SafeEnhancement enabled. The reference rates it High with a CVSS 4.0 score of 8.2. Recommended mitigations include strong, unique administrator passwords, login rate limiting, and consideration of multifactor authentication. Patch availability and actual exploitation are not established.
Proprietary protocol vulnerability permits unrestricted administrator-password brute-force attempts, including when SafeEnhancement is enabled. Reported severity: 8.2 (High).
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Every observed campaign linking this CVE to a named adversary.
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Cross-references every affected SKU, including bundled OEM variants.
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