CVE-2010-20045
FileWrangler <= 5.30 Stack Buffer Overflow
- State
- Published
- Severity
- 8.5 High
- Published
- Aug 20, 2025
- Updated
- May 15, 2026
- Reserved
- Aug 19, 2025
Description
FileWrangler <= 5.30 suffers from a stack-based buffer overflow vulnerability when parsing directory listings from an FTP server. A malicious server can send an overlong folder name in response to a LIST command, triggering memory corruption during client-side rendering. Exploitation requires passive user interaction—simply connecting to the server—without further input. Successful exploitation may lead to arbitrary code execution.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.5 High | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
Weaknesses
- CWE-121 Stack-Based Buffer Overflow
Affected Products
| Product | Versions |
|---|---|
FileWranglerCursorArts |
|
References
- https://web.archive.org/web/20111016194057/https://www.corelan.be/index.php/2010/10/12/death-of-an-ftp-client/technical-descriptionexploit
- https://cursorarts.com/ca_fw.htmlproduct
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/ftp/filewrangler_list_reply.rbexploit
- https://www.exploit-db.com/exploits/16721exploit
- https://www.vulncheck.com/advisories/filewrangler-stack-buffer-overflowthird-party-advisory
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