CVE-2020-14030 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.ozeki.hu/index.php?owpn=231 https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-14030-RCE20via20.NET20Deserialization-Ozeki20SMS20Gateway

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.2