CVE-2023-4639: Red Hat Migration Toolkit For Applications 6

High severity, CVSS 7.4. EPSS: 1.1% chance of exploitation in the next 30 days.

A flaw was found in Undertow, which incorrectly parses cookies with certain value-delimiting characters in incoming requests. This issue could allow an attacker to construct a cookie value to exfiltrate HttpOnly cookie values or spoof arbitrary additional cookie values, leading to unauthorized data access or modification. The main threat from this flaw impacts data confidentiality and integrity.

Affected products

  • Red Hat Migration Toolkit For Applications 6
  • Red Hat Migration Toolkit For Runtimes 1 On Rhel 8: before 1.2-23 (fixed in 1.2-23); before 1.2-15 (fixed in 1.2-15); before 1.2-16 (fixed in 1.2-16); before 1.2-14 (fixed in 1.2-14)
  • Red Hat Red Hat Build Of Apache Camel For Spring Boot 3
  • Red Hat Red Hat Build Of Apicurio Registry
  • Red Hat Red Hat Build Of Quarkus
  • Red Hat Red Hat Data Grid 8
  • Red Hat Red Hat Decision Manager 7
  • Red Hat Red Hat Fuse 7
  • Red Hat Red Hat Integration Camel K
  • Red Hat Red Hat Integration Camel Quarkus
  • Red Hat Red Hat Integration Change Data Capture
  • Red Hat Red Hat JBoss Data Grid 7
  • Red Hat Red Hat JBoss Enterprise Application Platform 6
  • Red Hat Red Hat JBoss Enterprise Application Platform 7
  • Red Hat Red Hat JBoss Enterprise Application Platform 7.4 For Rhel 8: before 0:2.2.30-1.SP1_redhat_00001.1.el8eap (fixed in 0:2.2.30-1.SP1_redhat_00001.1.el8eap)
  • Red Hat Red Hat JBoss Enterprise Application Platform 7.4 For Rhel 9: before 0:2.2.30-1.SP1_redhat_00001.1.el9eap (fixed in 0:2.2.30-1.SP1_redhat_00001.1.el9eap)
  • Red Hat Red Hat JBoss Enterprise Application Platform 7.4 On Rhel 7: before 0:2.2.30-1.SP1_redhat_00001.1.el7eap (fixed in 0:2.2.30-1.SP1_redhat_00001.1.el7eap)
  • Red Hat Red Hat JBoss Enterprise Application Platform 8
  • Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For Rhel 8: before 0:2.3.11-1.SP1_redhat_00001.1.el8eap (fixed in 0:2.3.11-1.SP1_redhat_00001.1.el8eap)
  • Red Hat Red Hat JBoss Enterprise Application Platform 8.0 For Rhel 9: before 0:2.3.11-1.SP1_redhat_00001.1.el9eap (fixed in 0:2.3.11-1.SP1_redhat_00001.1.el9eap)
  • Red Hat Red Hat JBoss Fuse 6
  • Red Hat Red Hat JBoss Fuse Service Works 6
  • Red Hat Red Hat Process Automation 7
  • Red Hat Red Hat Single Sign-On 7

Published 2024-11-17. Last modified 2026-06-17.