My Blog BBcode tags cross-site scripting
| myblog-bbcode-xss (24668) |  Medium Risk |
Description:
My Blog is vulnerable to cross-site scripting, caused by improper validation of user-supplied input embedded within BBcode tags. A remote attacker could exploit this vulnerability using the URL or IMG tags to execute script 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: | 2.4 |
| Exploitability: | High |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Upgrade to the latest version of My Blog (1.64 or later), available from the FuzzyMonkey Web site. See References.
References:
- eVuln Advisory EV0079: My Blog BBCode XSS Vulnerabilities.
- FuzzyMonkey Web site: FuzzyMonkey Free CGI/Perl Script Archive.
- BID-16659: My Blog BBCode HTML Injection Vulnerability
- CVE-2006-0735: Cross-site scripting (XSS) vulnerability in BBcode.pm in M. Blom HTML::BBCode 1.04 and earlier, as used in products such as My Blog before 1.65, allows remote attackers to inject arbitrary Javascript via a javascript URI in an (1) img or (2) url BBcode tag.
- SA18905: HTML::BBCode Script Insertion Vulnerability
- SA18925: My Blog BBCode Script Insertion Vulnerability
- VUPEN/ADV-2006-0614: HTML::BBCode url and img BBCode Cross Site Scripting Vulnerability
- VUPEN/ADV-2006-0642: My Blog url and img BBCode Tags Cross Site Scripting Vulnerability
Platforms Affected:
- FuzzyMonkey My Blog 1.63
Reported:
Feb 13, 2006
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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.