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CVE-2021-21307

Remote Code Exploit in Lucee Admin

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.3.5.96, 5.3.6.68, 5.3.7.47
1 Metasploit module, 1 Nuclei template

Summary

Lucee Server is a dynamic, Java based (JSR-223), tag and scripting language used for rapid web application development. In Lucee Admin before versions 5.3.7.47, 5.3.6.68 or 5.3.5.96 there is an unauthenticated remote code exploit. This is fixed in versions 5.3.7.47, 5.3.6.68 or 5.3.5.96. As a workaround, one can block access to the Lucee Administrator.

Timeline

  1. CVE published
  2. Record last updated
  3. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • lucee Lucee

    From 5.3.5.0 · fixed in 5.3.5.96; From 5.3.6.0 · fixed in 5.3.6.68; From 5.3.7.0 · fixed in 5.3.7.47

References 9

GitHub · lucee/Lucee

dev.lucee.org

GitHub · httpvoid/writeups

portswigger.net

ciacfug.org

packetstormsecurity.com

GitHub · rapid7/metasploit-framework

GitHub · projectdiscovery/nuclei-templates