Access Restriction Bypass

Affecting system.servicemodel.http package, versions [4.0.0, 4.1.2), [4.3, 4.3.2), [4.4, 4.4.3), [4.5 ,4.5.2)

medium severity

Overview

Affected versions of system.servicemodel.http 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.

Remediation

Upgrade system.servicemodel.http to version 4.1.2, 4.3.2, 4.4.3, 4.5.2 or higher.

References

Do your applications use this vulnerable package?

Credit
Unknown
CVE
CVE-2018-8356
CWE
CWE-295
Snyk ID
SNYK-DOTNET-SYSTEMSERVICEMODELHTTP-60251
Disclosed
09 Jul, 2018
Published
11 Jul, 2018