Codebrws.asp sample file distributed with IIS and SiteServer could allow remote file viewing
| iis-samples-codebrws (2383) |  Medium Risk |
Description:
The codebrws.asp sample file shipped with Microsoft Internet Information Server (IIS) and SiteServer can be remotely exploited to read arbitrary files on vulnerable servers. This file is one of several sample files distributed with IIS and SiteServer that allow remote file viewing.
Platforms Affected:
- Microsoft, IIS 4.0
- Microsoft, Site Server
- Microsoft, Windows NT 4.0
Remedy:
Remove the codebrws.asp file from your servers. As a rule, sample code and example applications should not be installed on production servers.
— OR —
Apply the viewcode-fix patch for this vulnerability located at the Microsoft FTP site. See References.
Consequences:
File Manipulation
References:
- CIAC Information Bulletin K-068, Automated Web Interface Scans IIS for Multiple Vulnerabilities at http://www.ciac.org/ciac/bulletins/k-068.shtml.
- iDEFENSE Intelligence Services, Monday, August 15, 2000, Automated Web Interface Scans IIS for Multiple Vulnerabilities at http://www.idefense.com/pages/flashreports/iis_081500.html.
- Microsoft FTP site, Viewcode-fix patch at ftp://ftp.microsoft.com/bussys/iis/iis-public/fixes/usa/viewcode-fix/.
- Microsoft Knowledge Base Article 231368, Solution Available for File Viewers Vulnerability at http://support.microsoft.com/default.aspx?scid=kb;[LN];231368.
- Microsoft Knowledge Base Article 232449, Sample ASP Code May be Used to View Unsecured Server Files at http://support.microsoft.com/default.aspx?scid=kb;[LN];232449.
- Microsoft Security Bulletin MS99-013, Solution Available for File Viewers Vulnerability at http://www.microsoft.com/technet/security/bulletin/ms99-013.mspx.
- BID-167: NT IIS Showcode ASP Vulnerability
- CVE-1999-0739: The codebrws.asp sample file in IIS and Site Server allows remote attackers to read arbitrary files.
Reported:
May 07, 1999
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.
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