WordPress xmlrpc.php security bypass
| wordpress-xmlrpc-security-bypass (33470) |  Medium Risk |
Description:
WordPress could allow a remote authenticated attacker to bypass security restrictions, caused by improper validation by the xmlrpc.php script. A remote attacker with contributor permissions could exploit this vulnerability to publish posts to the Web site.
*CVSS:
| Base Score: | 4.2 |
| Access Vector: | Remote |
| Access Complexity: | Low |
| Authentication: | Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 3.1 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Bypass Security
Remedy:
Upgrade to the latest version of WordPress (2.1.3 or later), available from the WordPress Web site. See References.
For Debian GNU/Linux (wordpress):
Refer to DSA-1285-1 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- Full-Disclosure Mailing List, Thu Apr 05 2007 - 17:49:15 CDT: Wordpress 2.1.2 xmlrpc Vulnerabilities.
- WordPress Web site: WordPress.
- CVE-2007-1893: xmlrpc (xmlrpc.php) in WordPress 2.1.2, and probably earlier, allows remote authenticated users with the contributor role to bypass intended access restrictions and invoke the publish_posts functionality, which can be used to publish a previously saved post.
- DSA-1285: wordpress -- several vulnerabilities
- SA24751: WordPress XML-RPC SQL Injection and Security Bypass
- VUPEN/ADV-2007-1245: WordPress XML-RPC Module Remote SQL Injection and Security Bypass Vulnerabilities
Platforms Affected:
- Debian Debian Linux 4.0
- WordPress WordPress 2.1.2
Reported:
Apr 05, 2007
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* 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.