Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title Open Technology Real Services cross-site scripting vulnerability
Informations
Name VU#582879 First vendor Publication 2012-08-22
Vendor VU-CERT Last vendor Modification 2012-08-22
Severity (Vendor) N/A Revision M

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Vulnerability Note VU#582879

Open Technology Real Services cross-site scripting vulnerability

Original Release date: 22 Aug 2012 | Last revised: 22 Aug 2012

Overview

Open Technology Real Services (OTRS) is susceptible to a cross-site scripting vulnerability.

Description

Open Technology Real Services (OTRS) contains a cross-site scripting (CWE-79) vulnerability in the email body. An attacker may be able to load arbitrary script in the context of the user's browser when they view a specifically crafted email message.

Proof-of-Concept:

  • <DIV STYLE="width: expression(alert('XSS'));">
  • exp/*<XSS STYLE='no\xss:noxss("*//*");xss:&#101;x&#x2F;*XSS*//*/*/pression(alert("XSS"))'>
  • <IMG STYLE="xss:expr/*XSS*/ession(alert('XSS'))">
  • <XSS STYLE="xss:expression(alert('XSS'))">
  • <HEAD><META HTTP-EQUIV="CONTENT-TYPE" CONTENT="text/html; charset=UTF-7"> </HEAD>+ADw-SCRIPT+AD4-alert('XSS');+ADw-/SCRIPT+AD4-
Additional details may be found in the OTRS advisory.

Impact

An attacker may be able to execute arbitrary script in the context of the user's browser.

Solution

Apply an Update
The OTRS advisory states:

    This vulnerability is fixed in OTRS 2.4.13, 3.0.15 and 3.1.9 as well as in in OTRS::ITSM 3.1.6, 3.0.6 and 2.1.5. and it is recommended to upgrade to one of these versions.

Vendor Information (Learn More)

VendorStatusDate NotifiedDate Updated
OTRSAffected13 Jul 201222 Aug 2012
If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

GroupScoreVector
Base6.1AV:N/AC:H/Au:N/C:P/I:C/A:N
Temporal4.8E:POC/RL:OF/RC:C
Environmental4.8CDP:ND/TD:ND/CR:ND/IR:ND/AR:ND

References

  • http://www.otrs.com/en/open-source/community-news/security-advisories/security-advisory-2012-01/
  • http://cwe.mitre.org/data/definitions/79.html

Credit

Thanks to Devon Kearns of Offensive Security for reporting this vulnerability.

This document was written by Jared Allar.

Other Information

  • CVE IDs:CVE-2012-2582
  • Date Public:22 Aug 2012
  • Date First Published:22 Aug 2012
  • Date Last Updated:22 Aug 2012
  • Document Revision:9

Feedback

If you have feedback, comments, or additional information about this vulnerability, please send us email.

This product is provided subject to the Notification as indicated here: http://www.us-cert.gov/legal.html#notify

Original Source

Url : http://www.kb.cert.org/vuls/id/582879

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-79 Failure to Preserve Web Page Structure ('Cross-site Scripting') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 48
Application 17

ExploitDB Exploits

id Description
2012-08-08 OTRS Open Technology Real Services 3.1.4 Stored XSS

OpenVAS Exploits

Date Description
2012-09-07 Name : Debian Security Advisory DSA 2536-1 (otrs2)
File : nvt/deb_2536_1.nasl

Nessus® Vulnerability Scanner

Date Description
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2012-564.nasl - Type : ACT_GATHER_INFO
2013-04-20 Name : The remote Mandriva Linux host is missing a security update.
File : mandriva_MDVSA-2013-112.nasl - Type : ACT_GATHER_INFO
2013-02-26 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_b50cbbc07fb211e29c5a000d601460a4.nasl - Type : ACT_GATHER_INFO
2013-01-02 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_49a6026a52a311e2a2891c4bd681f0cf.nasl - Type : ACT_GATHER_INFO
2012-08-31 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2536.nasl - Type : ACT_GATHER_INFO