HFS (HTTP File Server) unspecified command execution
| hfs-unspecified-command-execution (39873) |  High Risk |
Description:
HFS (HTTP File Server) could allow a remote attacker to execute arbitrary commands on the system, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability using unknown attack vectors to create or modify directories and files on the system.
*CVSS:
| Base Score: | 7.5 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 6.2 |
| Exploitability: | Functional |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Upgrade to the latest version of HFS (HTTP File Server) (2.2c or later), available from the HFS ~ Http File Server Web page. See References.
References:
- BugTraq Mailing List, Wed Jan 23 2008 - 11:52:35 CST: Syhunt: HFS (HTTP File Server) Log Arbitrary File/Directory Manipulation and Denial-of-Service Vulnerabilities.
- HFS ~ Http File Server Web page: HFS ~ Http File Server.
- BID-27423: HFS HTTP File Server Multiple Security Vulnerabilities
- CVE-2008-0405: Multiple directory traversal vulnerabilities in HTTP File Server (HFS) before 2.2c, when account names are used as log filenames, allow remote attackers to create arbitrary (1) files and (2) directories via a .. (dot dot) in an account name, when requesting the / URI; and (3) append arbitrary data to a file via a .. (dot dot) in an account name, when requesting a URI composed of a /?%0a sequence followed by the data.
- SA28631: HTTP File Server Multiple Vulnerabilities
Platforms Affected:
- HFS HFS (HTTP File Server) 2.2 - 2.3 Beta 174
Reported:
Jan 23, 2008
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 the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
For corrections or additions please email xforce@iss.net
* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
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.