Improper Neutralization of CRLF Sequences in HTTP Headers in Undertow
In Undertow before versions 7.1.2.CR1, 7.1.2.GA it was found that the fix for CVE-2016-4993 was incomplete and Undertow web server is vulnerable to the injection of arbitrary HTTP headers, and also response splitting, due to insufficient sanitization and validation of user input before the input is used as part of an HTTP header value.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.jboss.eap:wildfly-undertow | < 7.1.2.GA | 7.1.2.GA |
References
- https://nvd.nist.gov/vuln/detail/CVE-2018-1067
- https://access.redhat.com/errata/RHSA-2018:1247
- https://access.redhat.com/errata/RHSA-2018:1248
- https://access.redhat.com/errata/RHSA-2018:1249
- https://access.redhat.com/errata/RHSA-2018:1251
- https://access.redhat.com/errata/RHSA-2018:2643
- https://access.redhat.com/errata/RHSA-2019:0877
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1067
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-113- Platform
- Java / Kotlin (Maven)
- Package
org.jboss.eap:wildfly-undertow- Disclosed
- 13.05.2022
- Updated
- 11.10.2026 11:20
Sources and licenses
OSV / GitHub Advisory Database - GHSA-47mp-rq2x-wjf2 - CC BY 4.0
Vulnerability history: org.jboss.eap:wildfly-undertow
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 05.2022 05.2022
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 1
- Medium 1
Disclosures per year
- 2022: 2
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
-
Improper Neutralization of CRLF Sequences in HTTP Headers in Undertow this entry
Know which vulnerabilities affect your application
With the DockRay integration and software inventory enabled, DockRay checks reported component versions against known vulnerabilities and notifies you about confirmed matches. Coverage depends on the supported technology and available advisory data.