title: Red Hat Security Advisory: Red Hat Single Sign-On 7.4.2 security update
description: EAP: field-name is not parsed in accordance to RFC7230 keycloak: security headers missing on REST endpoints Wildfly: Improper authorization issue in WildFlySecurityManager when using alternative protection domain jackson-databind: mishandles the interaction between serialization gadgets and typing which could result in remote command execution jackson-databind: mishandles the interaction between serialization gadgets and typing which could result in remote command execution dom4j: XML External Entity vulnerability in default SAX parser Undertow: Incomplete fix for CVE-2017-2666 due to permitting invalid characters in HTTP requests hibernate-validator: Improper input validation in the interpolation of constraint error messages wildfly-elytron: session fixation when using FORM authentication wildfly: exposed setting of TCCL via the EmbeddedManagedProcess API wildfly: unsafe deserialization in Wildfly Enterprise Java Beans keycloak: DoS by sending multiple simultaneous requests with a Content-Length header value greater than actual byte count of request body netty: compression/decompression codecs don't enforce limits on buffer allocation sizes wildfly: Some EJB transaction objects may get accumulated causing Denial of Service wildfly: EJB SessionOpenInvocations may not be removed properly after a response is received causing Denial of Service
cpes: cpe:/a:redhat:jboss_single_sign_on:7.4