Vulnerability Details CVE-2021-21307
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.922
EPSS Ranking 99.7%
CVSS Severity
CVSS v3 Score 8.6
CVSS v2 Score 7.5
References
- http://ciacfug.org/blog/updating-lucee-as-part-of-a-vulnerability-alert-response
- http://packetstormsecurity.com/files/163864/Lucee-Administrator-imgProcess.cfm-Arbitrary-File-Write.html
- https://dev.lucee.org/t/lucee-vulnerability-alert-november-2020/7643
- https://github.com/httpvoid/writeups/blob/main/Apple-RCE.md
- https://github.com/lucee/Lucee/commit/6208ab7c44c61d26c79e0b0af10382899f57e1ca
- https://github.com/lucee/Lucee/security/advisories/GHSA-2xvv-723c-8p7r
- https://portswigger.net/daily-swig/security-researchers-earn-50k-after-exposing-critical-flaw-in-apple-travel-portal
- http://ciacfug.org/blog/updating-lucee-as-part-of-a-vulnerability-alert-response
- http://packetstormsecurity.com/files/163864/Lucee-Administrator-imgProcess.cfm-Arbitrary-File-Write.html
- https://dev.lucee.org/t/lucee-vulnerability-alert-november-2020/7643
- https://github.com/httpvoid/writeups/blob/main/Apple-RCE.md
- https://github.com/lucee/Lucee/commit/6208ab7c44c61d26c79e0b0af10382899f57e1ca
- https://github.com/lucee/Lucee/security/advisories/GHSA-2xvv-723c-8p7r
- https://portswigger.net/daily-swig/security-researchers-earn-50k-after-exposing-critical-flaw-in-apple-travel-portal
Products affected by CVE-2021-21307
-
cpe:2.3:a:lucee:lucee_server:*