high
7.5
CWE
550
Advisory Published
Updated

CVE-2022-4492

First published: Wed Dec 14 2022(Updated: )

A flaw was found in undertow. The undertow client is not checking the server identity the server certificate presents in HTTPS connections. This is a compulsory step ( that should at least be performed by default) in HTTPS and in http/2.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/eap7-undertow<0:2.2.23-1.SP2_redhat_00001.1.el8ea
0:2.2.23-1.SP2_redhat_00001.1.el8ea
redhat/eap7-undertow-jastow<0:2.0.14-1.Final_redhat_00001.1.el8ea
0:2.0.14-1.Final_redhat_00001.1.el8ea
redhat/eap7-undertow<0:2.2.23-1.SP2_redhat_00001.1.el9ea
0:2.2.23-1.SP2_redhat_00001.1.el9ea
redhat/eap7-undertow-jastow<0:2.0.14-1.Final_redhat_00001.1.el9ea
0:2.0.14-1.Final_redhat_00001.1.el9ea
redhat/eap7-undertow<0:2.2.23-1.SP2_redhat_00001.1.el7ea
0:2.2.23-1.SP2_redhat_00001.1.el7ea
redhat/eap7-undertow-jastow<0:2.0.14-1.Final_redhat_00001.1.el7ea
0:2.0.14-1.Final_redhat_00001.1.el7ea
redhat/rh-sso7-keycloak<0:18.0.7-1.redhat_00001.1.el7
0:18.0.7-1.redhat_00001.1.el7
redhat/rh-sso7-keycloak<0:18.0.7-1.redhat_00001.1.el8
0:18.0.7-1.redhat_00001.1.el8
redhat/rh-sso7-keycloak<0:18.0.7-1.redhat_00001.1.el9
0:18.0.7-1.redhat_00001.1.el9
IBM Watson Knowledge Catalog on-prem<=4.x
Redhat Build Of Quarkus
Redhat Integration Camel For Spring Boot
Redhat Integration Camel K
Redhat Integration Service Registry
Redhat Jboss Enterprise Application Platform=7.0.0
Redhat Jboss Fuse=7.0.0
Redhat Migration Toolkit For Applications=6.0
Redhat Migration Toolkit For Runtimes
Redhat Single Sign-on=7.0
Redhat Undertow=2.7.0

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2022-4492?

    CVE-2022-4492 is a vulnerability in undertow that allows the server identity presented in HTTPS connections to not be checked by the undertow client.

  • What is the severity of CVE-2022-4492?

    The severity of CVE-2022-4492 is high with a severity value of 7.

  • How does CVE-2022-4492 affect Red Hat EAP7 Undertow?

    CVE-2022-4492 affects Red Hat EAP7 Undertow versions 2.2.23-1.SP2_redhat_00001.1.el8ea, 2.2.23-1.SP2_redhat_00001.1.el9ea, and 2.2.23-1.SP2_redhat_00001.1.el7ea.

  • How does CVE-2022-4492 affect Red Hat EAP7 Undertow Jastow?

    CVE-2022-4492 affects Red Hat EAP7 Undertow Jastow versions 2.0.14-1.Final_redhat_00001.1.el8ea, 2.0.14-1.Final_redhat_00001.1.el9ea, and 2.0.14-1.Final_redhat_00001.1.el7ea.

  • What is the remedy for CVE-2022-4492?

    The remedy for CVE-2022-4492 is to upgrade to the specified fixed versions of Red Hat EAP7 Undertow or Red Hat EAP7 Undertow Jastow.

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