Improper Neutralization of CRLF Sequences in Wildfly Undertow
CRLF injection vulnerability in the Undertow web server in WildFly 10.0.0, as used in Red Hat JBoss Enterprise Application Platform (EAP) 7.x before 7.0.2, allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unspecified vectors.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.wildfly:wildfly-undertow | >= 10.0.0.Final, < 11.0.0.Final | 11.0.0.Final |
References
- https://nvd.nist.gov/vuln/detail/CVE-2016-4993
- https://github.com/undertow-io/undertow/commit/834496fb74ddda2af197940c70d08bab419fdf12
- https://access.redhat.com/errata/RHSA-2017:3454
- https://access.redhat.com/errata/RHSA-2017:3455
- https://access.redhat.com/errata/RHSA-2017:3456
- https://access.redhat.com/errata/RHSA-2017:3458
- https://bugzilla.redhat.com/show_bug.cgi?id=1344321
- https://issues.redhat.com/browse/UNDERTOW-827
- http://rhn.redhat.com/errata/RHSA-2016-1838.html
- http://rhn.redhat.com/errata/RHSA-2016-1839.html
- http://rhn.redhat.com/errata/RHSA-2016-1840.html
- http://rhn.redhat.com/errata/RHSA-2016-1841.html
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-93- Platform
- Java / Kotlin (Maven)
- Package
org.wildfly:wildfly-undertow- Disclosed
- 17.05.2022
- Updated
- 11.10.2026 11:20
Sources and licenses
OSV / GitHub Advisory Database - GHSA-qcqr-hcjq-whfq - CC BY 4.0
Vulnerability history: org.wildfly: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
- 4
- First → latest
- 10.2018 05.2022
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 2
- Medium 2
Disclosures per year
- 2018: 1
- 2019: 0
- 2020: 0
- 2021: 0
- 2022: 3
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
-
Improper Neutralization of CRLF Sequences in Wildfly Undertow this entry
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