Open Source Ticket Request System email attachment cross-site scripting

otrs-email-attachment-xss (23355) The risk level is classified as MediumMedium Risk

Description:

Open Source Ticket Request System (OTRS) is vulnerable to cross-site scripting. A remote attacker could send a specially-crafted email attachment containing embedded code, which once the attachment is opened, would be executed within the security context of the hosting site.

Platforms Affected:

  • Debian, Debian Linux 3.1
  • FreeBSD, FreeBSD
  • OpenBSD, OpenBSD
  • OTRS, OTRS 1.00 - 1.3.2
  • OTRS, OTRS 2.0.0 - 2.0.3

Remedy:

Upgrade to the latest version of OTRS (2.0.4 or 1.3.3 or later), available from the OTRS Web site. See References.

For Debian GNU/Linux:
Refer to DSA-973-1 for patch, upgrade, or suggested workaround information. See References.

Consequences:

Gain Access

References:

  • Full-Disclosure Mailing List, Tue Nov 22 2005 - 15:31:42 CST, OTRS 1.x/2.x Multiple Security Issues at http://archives.neohapsis.com/archives/fulldisclosure/2005-11/0705.html.
  • OTRS Web site, OTRS::Email Management::Trouble Ticket System::Welcome! at http://otrs.org/.
  • BID-15537: OTRS Multiple Input Validation Vulnerabilities
  • CVE-2005-3895: Open Ticket Request System (OTRS) 1.0.0 through 1.3.2 and 2.0.0 through 2.0.3, when AttachmentDownloadType is set to inline, renders text/html e-mail attachments as HTML in the browser when the queue moderator attempts to download the attachment, which allows remote attackers to execute arbitrary web script or HTML. NOTE: this particular issue is referred to as XSS by some sources.
  • DSA-973: otrs -- several vulnerabilities
  • OSVDB ID: 21066: OTRS (Open Ticket Request System) Email Attachment XSS
  • SA17685: OTRS SQL Injection and Cross-Site Scripting Vulnerabilities
  • SUSE-SR:2005:030: SUSE Security Summary Report
  • VUPEN/ADV-2005-2535: OTRS Remote SQL Injection and Cross Site Scripting Vulnerabilities

Reported:

Nov 22, 2005

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