CVE-2007-0450
MediumPublic exploitApache Tomcat Directory Traversal
Published May 1, 2022 · Updated Sep 10, 2026 · Also known as GHSA-4prh-gqw8-rgh5
Key Facts
Patch immediately- CVE-2007-0450 is a medium-severity vulnerability (CVSS 5.0 v2) affecting HTTP Server (Apache), Tomcat (Apache), apache2 (chainguard) and 22 more products.
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 91% probability of exploitation in the next 30 days.
- Fixed versions are available, including ant 0:1.6.5-1jpp_1rh, Tomcat 5.5.22, apache2 2.4.63-r1.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
5.0
AV:N/AC:L/Au:N/C:P/I:N/A:N
EPSS (30-day exploit likelihood)
91%
Higher than 99.8% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2007-0450 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
Directory traversal vulnerability in Apache HTTP Server and Tomcat 5.x before 5.5.22 and 6.x before 6.0.10, when using certain proxy modules (mod_proxy, mod_rewrite, mod_jk), allows remote attackers to read arbitrary files via a .. (dot dot) sequence with combinations of (1) "/" (slash), (2) "\" (backslash), and (3) URL-encoded backslash (%5C) characters in the URL, which are valid separators in Tomcat but not in Apache.
Affected Products
54 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| HTTP ServerApache | See advisory | n/a |
| TomcatApache | See advisory | 5.5.22 |
| apache2chainguard | See advisory | 2.4.63-r1 |
| org.apache.tomcat:tomcatmaven | >= 5.0 | 5.5.22 |
| jakarta-commons-modeleroracle | See advisory | 1.1-8jpp.1.0.2.el5 |
Patched Releases
ant
0:1.6.5-1jpp_1rh
Tomcat
5.5.22
apache2
2.4.63-r1
avalon-logkit
0:1.2-2jpp_4rh
axis
0:1.2.1-1jpp_3rh
classpathx-jaf
0:1.0-2jpp_6rh
classpathx-mail
0:1.1.1-2jpp_8rh
geronimo-specs
0:1.0-0.M4.1jpp_10rh
jabberd
0:2.0s10-3.38.rhn
jakarta-commons-modeler
0:1.1-8jpp.1.0.2.el5, 0:2.0-3jpp_3rh, 1.1-8jpp.1.0.2.el5
jakarta-commons-modeler-javadoc
1.1-8jpp.1.0.2.el5
jakarta-commons-pool
0:1.2-2jpp_2rh
java
1.4.2-ibm-0:1.4.2.10-1jpp.2.el3, 1.4.2-ibm-0:1.4.2.10-1jpp.2.el4
jbossas
0:4.0.5-2.CP04.el4s1.2
jfreechart
0:0.9.20-3.rhn
log4j
0:1.2.12-1jpp_1rh
mx4j
1:3.0.1-1jpp_4rh
openmotif21
0:2.1.30-11.RHEL4.6
org.apache.tomcat:tomcat
5.5.22, 6.0.10
pcsc-lite
0:1.3.3-3.el4
perl-Crypt-CBC
0:2.24-1.el3, 0:2.24-1.el4
rhn-apache
0:1.3.27-36.rhn.rhel4
rhn-modjk
0:1.2.23-2rhn.rhel4
rhn-modperl
0:1.29-16.rhel3
rhn-modssl
0:2.8.12-8.rhn.10.rhel4
Timeline
Publicly disclosed
May 1, 2022
Last updated
Sep 10, 2026
Weakness Type
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References
- advisoryRHSA-2007:0326
- advisoryRHSA-2007:0327
- advisoryRHSA-2007:0328
- advisoryRHSA-2007:0340
- advisoryRHSA-2007:0360
FAQ
Common Questions.
Directory traversal vulnerability in Apache HTTP Server and Tomcat 5.x before 5.5.22 and 6.x before 6.0.10, when using certain proxy modules (mod_proxy, mod_rewrite, mod_jk), allows remote attackers to read arbitrary files via a ..
Affected: HTTP Server (Apache); Tomcat (Apache); apache2 (chainguard), among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including ant 0:1.6.5-1jpp_1rh, Tomcat 5.5.22, apache2 2.4.63-r1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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