Arbitrary Code Execution Affecting compositec1.core package, versions [,6.1.1)


0.0
high

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.86% (82nd percentile)
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NVD
8.8 high

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  • Snyk ID SNYK-DOTNET-COMPOSITEC1CORE-1921100
  • published 16 Nov 2021
  • disclosed 16 Nov 2021
  • credit Le Ngoc Anh - Sun Cyber Security Research Team

How to fix?

Upgrade CompositeC1.Core to version 6.1.1 or higher.

Overview

CompositeC1.Core is a .NET based Web Content Management System.

Affected versions of this package are vulnerable to Arbitrary Code Execution. Within Composite.dll there is a lack of proper validation of user-supplied data, which can result in the deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account.

References