CVE-2023-1108

HIGH7.5EPSS 0.57%

Undertow denial of service vulnerability

Published: 9/14/2023Modified: 4/28/2026

Also known as:DEBIAN-CVE-2023-1108

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.

Affected packages (2)

Debian/undertowfrom 0, < 2.3.8-2
Maven/io.undertow:undertow-core>= 2.3.0, < 2.3.5.Final

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	HIGH7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (25)

ADVISORYhttps://github.com/advisories/GHSA-m4mm-pg93-fv78
ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2023-1108
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2023-1108
PATCHhttps://github.com/undertow-io/undertow
WEBhttps://access.redhat.com/errata/RHSA-2023:1184
WEBhttps://access.redhat.com/errata/RHSA-2023:1185
WEBhttps://access.redhat.com/errata/RHSA-2023:1512
WEBhttps://access.redhat.com/errata/RHSA-2023:1513
WEBhttps://access.redhat.com/errata/RHSA-2023:1514
WEBhttps://access.redhat.com/errata/RHSA-2023:1516
WEBhttps://access.redhat.com/errata/RHSA-2023:2135
WEBhttps://access.redhat.com/errata/RHSA-2023:3883
WEBhttps://access.redhat.com/errata/RHSA-2023:3884
WEBhttps://access.redhat.com/errata/RHSA-2023:3885
WEBhttps://access.redhat.com/errata/RHSA-2023:3888
WEBhttps://access.redhat.com/errata/RHSA-2023:3892
WEBhttps://access.redhat.com/errata/RHSA-2023:3954
WEBhttps://access.redhat.com/errata/RHSA-2023:4612
WEBhttps://access.redhat.com/security/cve/CVE-2023-1108
WEBhttps://bugzilla.redhat.com/show_bug.cgi?id=2174246
WEBhttps://github.com/undertow-io/undertow/commit/1302c8cf4476936802504efe0d36c58dcd954f78
WEBhttps://github.com/undertow-io/undertow/commit/1b763064a41a30583b5df9a118898513007a70be
WEBhttps://github.com/undertow-io/undertow/commit/ccc053b55f5de9872bc1a4999fd6aa85fc5e146d
WEBhttps://github.com/undertow-io/undertow/pull/1457
WEBhttps://security.netapp.com/advisory/ntap-20231020-0002