Description
Unrestricted file upload vulnerability in filesystem3.class.php in eFront 3.5.1 build 2710 and earlier allows remote attackers to execute arbitrary code by uploading a file with an executable extension as an avatar, then accessing it via a direct request to the file in (1) student/avatars/ or (2) professor/avatars/.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- eFront 3.5.1 / build 2710 - Arbitrary File Upload EDB-6633 · webapps · Sep 30, 2008 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 54294 vdb-entry
- 31491 vdb-entry
- 20080930 Remote File Inclusion Vulnerability mailing-list
- http://forum.efrontlearning.net/viewtopic.php?f=1&t=271
- 6633 exploit
- efront-avatar-file-upload(45574) vdb-entry