FireFTP add-on for FireFox MLSD and LIST commands directory traversal
| fireftp-mlsd-list-directory-traversal (42516) |  Medium Risk |
Description:
FireFTP could allow a remote attacker to traverse directories on the system. By persuading a victim to download a directory containing a file with "dot dot" (\..\) sequences in filename via the MLSD or LIST command, an attacker could traverse directories and write arbitrary files to the system.
*CVSS:
| Base Score: | 5.8 |
| Access Vector: | Network |
| Access Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | None |
| Temporal Score: | 4.5 |
| Exploitability: | Proof-of-Concept |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Upgrade to the latest version of FireFTP (0.98.20080518 or later), available from the FireFTP CVS repository. See References.
References:
- Firefox Add-ons Web site: FireFTP 0.97.1.
- FireFTP CVS repository: Diff for /fireftp/src/content/js/connection/controlSocket.js.in between versions 1.58 and 1.59.
- vuln.sg Vulnerability Research Advisory 2008-05-19: FireFTP add-on for FireFox Directory Traversal Vulnerability.
- BID-29289: FireFTP 'MLSD' And 'LIST' Commands Directory Traversal Vulnerability
- CVE-2008-2399: Directory traversal vulnerability in the FireFTP add-on before 0.98.20080518 for Firefox allows remote FTP servers to create or overwrite arbitrary files via ..\ (dot dot backslash) sequences in responses to (1) MLSD and (2) LIST commands, a related issue to CVE-2002-1345. NOTE: this can be leveraged for code execution by writing to a Startup folder.
- SA30284: FireFTP Extension for Firefox Directory Traversal Vulnerability
- US-CERT VU#906907: FireFTP filename directory traversal sequence vulnerability
- VUPEN/ADV-2008-1596: FireFTP Add-on for Firefox Remote Directory Traversal Vulnerability
Platforms Affected:
- FireFTP FireFTP 0.97.1
Reported:
May 19, 2008
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For corrections or additions please email xforce@iss.net
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.