EServ/3 file extension source code disclosure

eserv-file-extension-source-code-disclosure (26741) The risk level is classified as MediumMedium Risk

Description:

EServ/3 could allow a remote attacker to obtain sensitive information, caused by improper validation of filename extensions. A remote attacker can send a specially-crafted URL request containing dot, space, and slash characters to obtain the source code of any known script on the server.


Consequences:

Obtain Information

Remedy:

Upgrade to the latest version of Eserv (3.26 or later), available from the Eserv Web site. See References.

References:

  • EServ Web site: EServ.
  • BID-18179: Etype Eserv Multiple Input Validation Vulnerabilities
  • CVE-2006-2309: The HTTP service in EServ/3 3.25 allows remote attackers to obtain sensitive information via crafted HTTP requests containing dot, space, and slash characters, which reveals the source code of script files.
  • SA20059: Eserv/3 IMAP and HTTP Server Multiple Vulnerabilities
  • VUPEN/ADV-2006-2066: Eserv IMAP Directory Traversal and HTTP Source Code Disclosure Vulnerabilities

Platforms Affected:

  • Etype Company EServ/3 3.25

Reported:

May 31, 2006

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For corrections or additions please email xforce@iss.net

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