NavBoard post.php cross-site scripting

navboard-post-xss (24021)

Medium Risk

Description:

NavBoard is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the post.php script. A remote attacker could exploit this vulnerability by embedding malicious script in a Navboard forum post, which would be executed in a victim¿s Web browser within the security context of the hosting Web site, allowing the attacker to steal the victim's cookie-based authentication credentials.

*CVSS:

Base Score:	2.8
Access Vector:	Remote
Access Complexity:	High
Authentication:	Not Required
Confidentiality Impact:	Partial
Integrity Impact:	None
Availability Impact:	None
Temporal Score:	2.7
Exploitability:	High
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

Gain Access

Remedy:

No remedy available as of July 9, 2011.

References:

• eVuln Advisory EV0019: NavBoard BBcode XSS Vulnerability.
• NavBoard Forums Web site: NavBoard.
• BID-16165: Navboard Multiple BBCode Tag Script Injection Vulnerabilities
• CVE-2006-0140: Cross-site scripting (XSS) vulnerability in post.php in NavBoard V16 Stable(2.6.0) and V17beta2 allows remote attackers to inject arbitrary web script or HTML via the (1) b, (2) textlarge, and (3) url bbcode tags.
• OSVDB ID: 22277: NavBoard post.php BBcode XSS
• SA18345: NavBoard Potential BBcode Script Insertion Vulnerability
• VUPEN/ADV-2006-0092: NavBoard BBcode Tags Handling Cross Site Scripting Vulnerability

Platforms Affected:

• NavBoard NavBoard V16 Stable(2.6.0)
• NavBoard NavBoard V17 beta2

Reported:

Jan 07, 2006

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For corrections or additions please email xforce@iss.net

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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.

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