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CVE-2023-4639— Undertow: cookie smuggling/spoofing

Quick assessment

Affected
Red Hat Migration Toolkit for Runtimes 1 on RHEL 8
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Red Hat Undertow是美国红帽（Red Hat）公司的一款基于Java的嵌入式Web服务器，是Wildfly（Java应用服务器）默认的Web服务器。 Red Hat Undertow存在安全漏洞，该漏洞源于错误地解析传入请求中具有某些值分隔字符的cookie。

CVSS 7.4 · High EPSS 1.09% · P64

Possible ATT&CK Techniques 1 AI

T1552.004 · Private Keys
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I. Basic Information for CVE-2023-4639

Vulnerability Information
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Vulnerability Title
Undertow: cookie smuggling/spoofing
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
HTTP请求的解释不一致性(HTTP请求私运)
Source: CVE Program / CVE List V5
Vulnerability Title
Red Hat Undertow 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat Undertow是美国红帽（Red Hat）公司的一款基于Java的嵌入式Web服务器，是Wildfly（Java应用服务器）默认的Web服务器。 Red Hat Undertow存在安全漏洞，该漏洞源于错误地解析传入请求中具有某些值分隔字符的cookie。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat Migration Toolkit for Runtimes 1 on RHEL 8 1.2-23 ~ * cpe:/a:redhat:migration_toolkit_runtimes:1.0::el8
Red Hat Migration Toolkit for Runtimes 1 on RHEL 8 1.2-15 ~ * cpe:/a:redhat:migration_toolkit_runtimes:1.0::el8
Red Hat Migration Toolkit for Runtimes 1 on RHEL 8 1.2-16 ~ * cpe:/a:redhat:migration_toolkit_runtimes:1.0::el8
Red Hat Migration Toolkit for Runtimes 1 on RHEL 8 1.2-14 ~ * cpe:/a:redhat:migration_toolkit_runtimes:1.0::el8
Red Hat Red Hat JBoss Enterprise Application Platform 7 - cpe:/a:redhat:jboss_enterprise_application_platform:7.4
Red Hat Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 8 0:2.2.30-1.SP1_redhat_00001.1.el8eap ~ * cpe:/a:redhat:jboss_enterprise_application_platform:7.4::el8
Red Hat Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 9 0:2.2.30-1.SP1_redhat_00001.1.el9eap ~ * cpe:/a:redhat:jboss_enterprise_application_platform:7.4::el9
Red Hat Red Hat JBoss Enterprise Application Platform 7.4 on RHEL 7 0:2.2.30-1.SP1_redhat_00001.1.el7eap ~ * cpe:/a:redhat:jboss_enterprise_application_platform:7.4::el7
Red Hat Red Hat JBoss Enterprise Application Platform 8 - cpe:/a:redhat:jboss_enterprise_application_platform:8.0
Red Hat Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8 0:2.3.11-1.SP1_redhat_00001.1.el8eap ~ * cpe:/a:redhat:jboss_enterprise_application_platform:8.0::el8
Red Hat Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9 0:2.3.11-1.SP1_redhat_00001.1.el9eap ~ * cpe:/a:redhat:jboss_enterprise_application_platform:8.0::el8
Red Hat Migration Toolkit for Applications 6 - cpe:/a:redhat:migration_toolkit_applications:6
Red Hat Red Hat build of Apache Camel for Spring Boot 3 - cpe:/a:redhat:camel_spring_boot:3
Red Hat Red Hat build of Apicurio Registry - cpe:/a:redhat:service_registry:2
Red Hat Red Hat build of Quarkus - cpe:/a:redhat:quarkus:2
Red Hat Red Hat Data Grid 8 - cpe:/a:redhat:jboss_data_grid:8
Red Hat Red Hat Decision Manager 7 - cpe:/a:redhat:jboss_enterprise_brms_platform:7
Red Hat Red Hat Fuse 7 - cpe:/a:redhat:jboss_fuse:7
Red Hat Red Hat Integration Camel K - cpe:/a:redhat:integration:1
Red Hat Red Hat Integration Camel Quarkus - cpe:/a:redhat:camel_quarkus:2
Red Hat Red Hat Integration Change Data Capture - cpe:/a:redhat:integration:1
Red Hat Red Hat JBoss Data Grid 7 - cpe:/a:redhat:jboss_data_grid:7
Red Hat Red Hat JBoss Enterprise Application Platform 6 - cpe:/a:redhat:jboss_enterprise_application_platform:6
Red Hat Red Hat JBoss Fuse 6 - cpe:/a:redhat:jboss_fuse:6
Red Hat Red Hat JBoss Fuse Service Works 6 - cpe:/a:redhat:jboss_fuse_service_works:6
Red Hat Red Hat Process Automation 7 - cpe:/a:redhat:jboss_enterprise_bpms_platform:7
Red Hat Red Hat Single Sign-On 7 - cpe:/a:redhat:red_hat_single_sign_on:7

II. Public POCs for CVE-2023-4639

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III. Intelligence Information for CVE-2023-4639

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Vendor Advisories for CVE-2023-4639 (5)

Same Patch Batch · Red Hat · 2024-11-17 · 3 CVEs total

CVE-2023-1419 5.9 MEDIUM Debezium: script injection via connector parameter
CVE-2023-6110 5.5 MEDIUM Openstack: deleting a non existing access rule deletes another existing access rule in it'

IV. Related Vulnerabilities

Same vendor: Red Hat
Same weakness: CWE-444

V. Comments for CVE-2023-4639

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