What’s Vulnerable › Vulnerabilities

CVE-2007-0450

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 91.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2007-03-16 · updated 2026-06-16
• Weakness: CWE-22

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

• Apache HTTP Server: all versions
• Apache Tomcat: from 5.0.0 before 5.5.22; from 6.0.0 before 6.0.10 — fixed in 5.5.22, 6.0.10

How to fix

Upgrade to a fixed version: Apache Tomcat 5.5.22, 6.0.10. Check the vendor advisory for mitigations.

References

• http://community.ca.com/blogs/casecurityresponseblog/archive/2009/01/23.aspx
• http://docs.info.apple.com/article.html?artnum=306172
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01178795
• http://lists.apple.com/archives/security-announce//2007/Jul/msg00004.html
• http://lists.vmware.com/pipermail/security-announce/2008/000003.html
• http://secunia.com/advisories/24732
• http://secunia.com/advisories/25106
• http://secunia.com/advisories/25280
• http://secunia.com/advisories/26235
• http://secunia.com/advisories/26660
• http://secunia.com/advisories/27037
• http://secunia.com/advisories/28365

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