Access Restriction Bypass Affecting system.servicemodel.security package, versions [4.0.0,4.0.3) [4.3,4.3.2) [4.4,4.4.3) [4.5,4.5.2)


0.0
medium

Snyk CVSS

    Attack Complexity Low
    Integrity High
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NVD
5.5 medium

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  • Snyk ID SNYK-DOTNET-SYSTEMSERVICEMODELSECURITY-60254
  • published 11 Jul 2018
  • disclosed 9 Jul 2018
  • credit Unknown

How to fix?

Upgrade system.servicemodel.security to version 4.0.3, 4.3.2, 4.4.3, 4.5.2 or higher.

Overview

Affected versions of system.servicemodel.security are vulnerable to Access Restriction Bypass. It does not correctly validate certificates. An attacker who successfully exploited this vulnerability could present an expired certificate when challenged.

Note: If an application does not use Windows Communication Foundation you are not affected.