MiniWeb HTTP Server mwGetLocalFileName() directory traversal

miniweb-mwgetlocal-directory-traversal (39713)

Medium Risk

Description:

MiniWeb HTTP Server could allow a remote attacker to traverse directories on the system. An attacker could send a specially-crafted URL request to the mwGetLocalFileName() function containing encoded "dot dot" sequences (.%2e) to traverse directories and view arbitrary files outside of the Web root directory.

*CVSS:

Base Score:	5
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	None
Availability Impact:	None
Temporal Score:	4.8
Exploitability:	High
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

Obtain Information

Remedy:

No remedy available as of July 9, 2011.

References:

• SourceForge.net:: MiniWeb HTTP server.
• BID-27319: MiniWeb Directory Traversal and Buffer Overflow Vulnerabilities
• CVE-2008-0338: Directory traversal vulnerability in the mwGetLocalFileName function in http.c in MiniWeb HTTP Server 0.8.19 allows remote attackers to read arbitrary files and list arbitrary directories via a (1) .%2e (partially encoded dot dot) or (2) %2e%2e (encoded dot dot) in the URI.
• SA28512: MiniWeb HTTP Server Buffer Overflow and Directory Traversal
• VUPEN/ADV-2008-0176: MiniWeb HTTP Server Buffer Overflow and Directory Traversal Issues

Platforms Affected:

• MiniWeb HTTP Server MiniWeb HTTP Server 0.8.19

Reported:

Jan 16, 2008

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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.

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