High severity7.2NVD Advisory· Published Sep 30, 2020· Updated Jun 17, 2026
CVE-2020-14030
CVE-2020-14030
Description
An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. It stores SMS messages in .NET serialized format on the filesystem. By generating (and writing to the disk) malicious .NET serialized files, an attacker can trick the product into deserializing them, resulting in arbitrary code execution.
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Affected products
1- Range: <=4.17.6
Patches
Vulnerability mechanics
References
2- github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-14030-RCE%20via%20.NET%20Deserialization-Ozeki%20SMS%20GatewaynvdPatchThird Party Advisory
- www.ozeki.hu/index.phpnvdVendor Advisory
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