A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability. This affects Undertow 2.1.5.SP1, 2.0.33.SP2, and 2.2.3.SP1.
Metrics
No CVSS v4.0
Attack Vector Network
Attack Complexity Low
Privileges Required None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
User Interaction None
No CVSS v3.0
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
AV:N/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
Vendors | Products |
---|---|
Redhat |
|
Configuration 1 [-]
|
Package | CPE | Advisory | Released Date |
---|---|---|---|
Red Hat Fuse 7.10 | |||
undertow | cpe:/a:redhat:jboss_fuse:7 | RHSA-2021:5134 | 2021-12-14T00:00:00Z |
Red Hat Integration | |||
undertow | cpe:/a:redhat:integration:1 | RHSA-2021:3205 | 2021-08-18T00:00:00Z |
Red Hat Integration Camel Quarkus | |||
undertow | cpe:/a:redhat:camel_quarkus:2 | RHSA-2021:3207 | 2021-08-18T00:00:00Z |
Red Hat JBoss Enterprise Application Platform 7 | |||
undertow | cpe:/a:redhat:jboss_enterprise_application_platform:7.3 | RHSA-2021:0250 | 2021-01-25T00:00:00Z |
Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6 | |||
eap7-activemq-artemis-0:2.9.0-7.redhat_00017.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-glassfish-jsf-0:2.3.9-12.SP13_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-hal-console-0:3.2.12-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-hibernate-0:5.3.20-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-httpcomponents-client-0:4.5.13-1.redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-jboss-ejb-client-0:4.0.37-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-jboss-genericjms-0:2.0.8-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-jboss-modules-0:1.11.0-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-jboss-remoting-0:5.0.20-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-jboss-server-migration-0:1.7.2-4.Final_redhat_00005.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-jboss-xnio-base-0:3.7.12-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-narayana-0:5.9.10-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-opentracing-interceptors-0:0.0.4.1-2.redhat_00002.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-resteasy-0:3.11.3-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-undertow-0:2.0.33-1.SP2_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-wildfly-0:7.3.5-2.GA_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-wildfly-discovery-0:1.2.1-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-wildfly-elytron-0:1.10.10-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
eap7-wildfly-http-client-0:1.0.24-1.Final_redhat_00001.1.el6eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el6 | RHSA-2021:0246 | 2021-01-25T00:00:00Z |
Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7 | |||
eap7-activemq-artemis-0:2.9.0-7.redhat_00017.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-glassfish-jsf-0:2.3.9-12.SP13_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-hal-console-0:3.2.12-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-hibernate-0:5.3.20-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-httpcomponents-client-0:4.5.13-1.redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-jboss-ejb-client-0:4.0.37-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-jboss-genericjms-0:2.0.8-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-jboss-modules-0:1.11.0-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-jboss-remoting-0:5.0.20-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-jboss-server-migration-0:1.7.2-4.Final_redhat_00005.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-jboss-xnio-base-0:3.7.12-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-narayana-0:5.9.10-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-opentracing-interceptors-0:0.0.4.1-2.redhat_00002.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-resteasy-0:3.11.3-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-undertow-0:2.0.33-1.SP2_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-wildfly-0:7.3.5-2.GA_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-wildfly-discovery-0:1.2.1-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-wildfly-elytron-0:1.10.10-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
eap7-wildfly-http-client-0:1.0.24-1.Final_redhat_00001.1.el7eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el7 | RHSA-2021:0247 | 2021-01-25T00:00:00Z |
Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8 | |||
eap7-activemq-artemis-0:2.9.0-7.redhat_00017.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-glassfish-jsf-0:2.3.9-12.SP13_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-hal-console-0:3.2.12-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-hibernate-0:5.3.20-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-httpcomponents-client-0:4.5.13-1.redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-jboss-ejb-client-0:4.0.37-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-jboss-genericjms-0:2.0.8-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-jboss-modules-0:1.11.0-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-jboss-remoting-0:5.0.20-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-jboss-server-migration-0:1.7.2-4.Final_redhat_00005.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-jboss-xnio-base-0:3.7.12-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-narayana-0:5.9.10-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-opentracing-interceptors-0:0.0.4.1-2.redhat_00002.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-resteasy-0:3.11.3-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-undertow-0:2.0.33-1.SP2_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-wildfly-0:7.3.5-2.GA_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-wildfly-discovery-0:1.2.1-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-wildfly-elytron-0:1.10.10-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
eap7-wildfly-http-client-0:1.0.24-1.Final_redhat_00001.1.el8eap | cpe:/a:redhat:jboss_enterprise_application_platform:7.3::el8 | RHSA-2021:0248 | 2021-01-25T00:00:00Z |
Red Hat Single Sign-On 7.4.5 | |||
undertow | cpe:/a:redhat:red_hat_single_sign_on:7 | RHSA-2021:0327 | 2021-02-01T00:00:00Z |
Red Hat support for Spring Boot 2.3.10 | |||
undertow | cpe:/a:redhat:openshift_application_runtimes:1.0 | RHSA-2021:3425 | 2021-09-09T00:00:00Z |
Text-Only RHOAR | |||
cpe:/a:redhat:openshift_application_runtimes:1.0 | RHSA-2021:0295 | 2021-02-08T00:00:00Z |
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: redhat
Published: 2021-02-23T18:35:52
Updated: 2024-08-04T16:25:42.926Z
Reserved: 2020-10-27T00:00:00
Link: CVE-2020-27782
Vulnrichment
No data.
NVD
Status : Modified
Published: 2021-02-23T19:15:13.150
Modified: 2024-11-21T05:21:49.550
Link: CVE-2020-27782
Redhat