Improper Limitation of a Pathname to a Restricted Directory in JBoss Undertow

published 2014-12-01 11 y ago modified 2026-06-17 4 mo ago also GHSA-h6p6-fc4w-cqhx , EUVD-2022-4087

cvss: 5.0; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 25.1%; EPSS 25.1% chance of exploitation in 30 days, percentile 97%
public exploits: 1; Metasploit

Directory traversal vulnerability in JBoss Undertow 1.0.x before 1.0.17, 1.1.x before 1.1.0.CR5, and 1.2.x before 1.2.0.Beta3, when running on Windows, allows remote attackers to read arbitrary files via a .. (dot dot) in a resource URI.

Patch / fix

fixed in 1

maven io.undertow:undertow-core 1.0.17, 1.1.0.CR5, 1.2.0.Beta3

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-7816 updated 2026-06-27 cvss 5.0

Undertow: Information disclosure via directory traversal

Red Hat All currently supported Red Hat products
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

2014-10-22 First public exploit (Metasploit auxiliary/scanner/http/wildfly_traversal)
2014-12-01 Published

Exploit prediction

25.08% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

Metasploit auxiliary/scanner/http/wildfly_traversal WildFly Directory Traversal metasploit auxiliary, normal rank, 2014-10-22

CVSS scores

assigned by	version	score	vector
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected packages

ecosystem	package	affected	fixed in
maven	io.undertow:undertow-core	>=1.0.0, <1.0.17 >=1.1.0.Beta1, <1.1.0.CR5 >=1.2.0.Beta1, <1.2.0.Beta3	1.0.17 1.1.0.CR5 1.2.0.Beta3

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

bugzilla.redhat.com /show_bug.cgi?id=1157478
web, vendor-advisory
issues.jboss.org /browse/UNDERTOW-338
web, vendor-advisory
issues.jboss.org /browse/WFLY-4020
web, vendor-advisory
securityfocus.com /bid/71328
vdb-entry, web
seclists.org /oss-sec/2014/q4/830
mailing-list, web
nvd.nist.gov /vuln/detail/CVE-2014-7816
advisory

Sources

CVE List CVE-2014-7816
GitHub Advisory GHSA-h6p6-fc4w-cqhx
NVD CVE-2014-7816

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary