Undertow: infinite loop in sslconduit during close (io.undertow:undertow-core)

CVE-2023-1108

HIGH 7.5

At a glance

Source: NVD
EPSS: EPSS 1.77 % · percentile 78 (2026-10-29)
State: PUBLISHED
Published: 2023-09-14 14:48 UTC
Updated: 2024-08-02 05:32 UTC
Assigner: redhat
NVD status: Modified

Search on…

Description

A flaw was found in undertow. This issue makes achieving a denial of service possible due to an unexpected handshake status updated in SslConduit, where the loop never terminates.

Weaknesses (CWE)

CWE-835 — Loop with Unreachable Exit Condition

References

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	redhat
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · secalert@redhat.com (Secondary)
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)

Advisories

GHSA-m4mm-pg93-fv78 — Undertow denial of service vulnerability

European references

ENISA EUVD · EUVD-2023-2542
GCVE · GCVE-0-2023-1108

Affected configurations (NVD CPE)

cpe:2.3:a:redhat:build_of_quarkus:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:decision_manager:7.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:fuse:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:integration_camel_k:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:integration_service_registry:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:jboss_enterprise_application_platform:-:*:*:*:text-only:*:*:*
cpe:2.3:a:redhat:jboss_enterprise_application_platform_expansion_pack:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_application_runtimes:-:*:*:*:text-only:*:*:*
cpe:2.3:a:redhat:openstack_platform:13.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:process_automation:7.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:single_sign-on:-:*:*:*:text-only:*:*:*
cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* < 2.2.24
cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* ≥ 2.3.0 < 2.3.5
cpe:2.3:a:redhat:openshift_container_platform:4.11:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:4.12:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_linuxone:4.9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_linuxone:4.10:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_power:4.9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_power:4.10:*:*:*:*:*:*:*
cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.4:*:*:*:*:*:*:*
cpe:2.3:a:redhat:single_sign-on:7.6:*:*:*:*:*:*:*
cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*

Affected products

Product	Versions
io.undertow:undertow-core	unaffected 2.3.5 ; unaffected 2.2.24
Red Hat · EAP 7.4.10 release
Red Hat · Red Hat Fuse 7.12
Red Hat · Red Hat JBoss Enterprise Application Platform 7.1.0
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 8	unaffected 0:2.2.22-1.SP3_redhat_00002.1.el8eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 8	unaffected 0:7.4.9-6.GA_redhat_00004.1.el8eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 8	unaffected 0:2.2.23-1.SP2_redhat_00001.1.el8eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 8	unaffected 0:2.0.14-1.Final_redhat_00001.1.el8eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 9	unaffected 0:2.2.22-1.SP3_redhat_00002.1.el9eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 9	unaffected 0:7.4.9-6.GA_redhat_00004.1.el9eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 9	unaffected 0:2.2.23-1.SP2_redhat_00001.1.el9eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 for RHEL 9	unaffected 0:2.0.14-1.Final_redhat_00001.1.el9eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 on RHEL 7	unaffected 0:2.2.22-1.SP3_redhat_00002.1.el7eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 on RHEL 7	unaffected 0:7.4.9-6.GA_redhat_00004.1.el7eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 on RHEL 7	unaffected 0:2.2.23-1.SP2_redhat_00001.1.el7eap < *
Red Hat · Red Hat JBoss Enterprise Application Platform 7.4 on RHEL 7	unaffected 0:2.0.14-1.Final_redhat_00001.1.el7eap < *
Red Hat · Red Hat Single Sign-On 7
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 7	unaffected 0:18.0.8-1.redhat_00001.1.el7sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 8	unaffected 0:18.0.8-1.redhat_00001.1.el8sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 9	unaffected 0:18.0.8-1.redhat_00001.1.el9sso < *

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD

⚠️ Undertow: infinite loop in sslconduit during close (io.undertow:undertow-core)