phpWebSite response splitting

phpwebsite-response-splitting (18046) The risk level is classified as MediumMedium Risk

Description:

phpWebSite is vulnerable to an HTTP response splitting attack, caused by improper validation of user-supplied input in the block_username parameter in the user module. A remote attacker could send a specially-crafted request to cause the server to return a split response, which would allow the attacker to perform further attacks, such as Web cache poisoning, cross-site scripting, and possibly obtaining sensitive information.


Consequences:

Obtain Information

Remedy:

Apply the patch for this vulnerability, as listed in phpWebSite Web site. See References.

For Gentoo Linux:
Upgrade to the latest version of phpwebsite (0.9.3_p4-r2 or later), as listed in GLSA 200411-35. See References.

References:

  • BugTraq Mailing List, Thu Nov 11 2004 - 13:55:35 CST: security hole (http response splitting) in phpwebsite.
  • phpWebSite Web site: phpWebSite.
  • BID-11673: PHPWebSite User Module HTTP Response Splitting Vulnerability
  • CVE-2004-1516: CRLF injection vulnerability in index.php in phpWebSite 0.9.3-4 allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via the block_username parameter in the user module.
  • GLSA-200411-35: phpWebSite: HTTP response splitting vulnerability
  • SA13172: phpWebSite HTTP Response Splitting Vulnerability

Platforms Affected:

  • Appalachian State University phpWebSite 0.9.3-4
  • Gentoo Linux

Reported:

Nov 12, 2004

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

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