Actively exploited in the wild
TerraMaster OS Remote Command Execution Vulnerability
TerraMaster - TerraMaster OS · Listed in the CISA KEV since 2023-02-10. This indicates confirmed attacks in production environments.
Required action: Apply updates per vendor instructions.
CVE-2022-24990
HighCVSS 7.5KEVSummary
TerraMaster NAS 4.2.29 and earlier allows remote attackers to discover the administrative password by sending "User-Agent: TNAS" to module/api.php?mobile/webNasIPS and then reading the PWD field in the response.
Risk Assessment
An attacker could obtain the administrative password and take control of the NAS device, exposing stored data.
Recommendation
Update TerraMaster NAS to a version later than 4.2.29.
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Original NVD description (English source)
TerraMaster NAS 4.2.29 and earlier allows remote attackers to discover the administrative password by sending "User-Agent: TNAS" to module/api.php?mobile/webNasIPS and then reading the PWD field in the response.