Adobe Flex History Management cross-site scripting
| adobeflex-historymanagement-xss (43150) |  Medium Risk |
Description:
Adobe Flex is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the historyFrame.html script within the History Management feature. A remote attacker could exploit this vulnerability using an unknown parameter in a specially-crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.
*CVSS:
| Base Score: | 4.3 |
| Access Vector: | Network |
| Access Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | Partial |
| Availability Impact: | None |
| Temporal Score: | 3.7 |
| Exploitability: | High |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Refer to APSB08-14 for patch, upgrade or suggested workaround information. See References.
References:
- APSB08-14: Update to Flex 3 to address potential cross-site scripting vulnerability.
- Watchfire Application Security Insider Web site: JavaScript Code Flow Manipulation, and a real world example advisory - Adobe Flex 3 Dom-Based XSS.
- BID-29778: Adobe Flex 3 History Management 'historyFrame.html' Cross-Site Scripting Vulnerability
- CVE-2008-2640: Multiple cross-site scripting (XSS) vulnerabilities in the Flex 3 History Management feature in Adobe Flex 3.0.1 SDK and Flex Builder 3, and generated applications, allow remote attackers to inject arbitrary web script or HTML via the anchor identifier to (1) client-side-detection-with-history/history/historyFrame.html, (2) express-installation-with-history/history/historyFrame.html, or (3) no-player-detection-with-history/history/historyFrame.html in templates/html-templates/. NOTE: Firefox 2.0 and possibly other browsers prevent exploitation.
- SA30746: Adobe Flex 3 History Management Cross-Site Scripting Vulnerability
- SECTRACK ID: 1020301: Adobe Flex Input Validation Hole in History Manager Permits Cross-Site Scripting Attacks
- VUPEN/ADV-2008-1862: Adobe Flex History Management Cross Site Scripting Vulnerability
Platforms Affected:
- Adobe Flex 3.0.1 SDK
- Adobe Flex Builder 3.0
Reported:
Jun 17, 2008
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For corrections or additions please email xforce@iss.net
* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
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 IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.