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5.0

Macromedia JRun on Windows can leak internal files

CVE-2002-1855 · published 23 years ago
Summary

Versions 3.0 to 4.0 of Macromedia JRun running on Windows let anyone on the network request files from the WEB-INF folder, which stores class code and configuration data. This could expose sensitive application details to attackers. Apply the vendor’s security update or block external access to the WEB-INF path.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
macromedia jrun 3.0
3.1
4.0
cpe:2.3:a:macromedia:jrun:3.0:*:*:*:*:*:*:*
Original advisory text
Macromedia JRun 3.0 through 4.0, when running on Windows, allows remote attackers to retrieve files in the WEB-INF directory, which contains Java class files and configuration information, via a re...
Macromedia JRun 3.0 through 4.0, when running on Windows, allows remote attackers to retrieve files in the WEB-INF directory, which contains Java class files and configuration information, via a request to the WEB-INF directory with a trailing dot ("WEB-INF.").
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.0 Medium
Exploitation
2% chance of attack within 30 days
Timeline
Published31 Dec 2002
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2002-1855 · NVD
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