Vulnerability Description
Unrestricted file upload vulnerability in the wp_check_filetype function in wp-includes/functions.php in WordPress before 2.8.6, when a certain configuration of the mod_mime module in the Apache HTTP Server is enabled, allows remote authenticated users to execute arbitrary code by posting an attachment with a multiple-extension filename, and then accessing this attachment via a direct request to a wp-content/uploads/ pathname, as demonstrated by a .php.jpg filename.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wordpress | Wordpress | <= 2.8.5 |
Related Weaknesses (CWE)
References
- http://archives.neohapsis.com/archives/fulldisclosure/2009-11/0142.htmlBroken Link
- http://archives.neohapsis.com/archives/fulldisclosure/2009-11/0149.htmlBroken Link
- http://archives.neohapsis.com/archives/fulldisclosure/2009-11/0153.htmlBroken Link
- http://core.trac.wordpress.org/ticket/11122Issue TrackingVendor Advisory
- http://secunia.com/advisories/37332Third Party Advisory
- http://wordpress.org/development/2009/11/wordpress-2-8-6-security-release/PatchVendor Advisory
- http://www.openwall.com/lists/oss-security/2009/11/15/2Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2009/11/15/3Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2009/11/16/1Mailing ListThird Party Advisory
- http://www.osvdb.org/59958Broken Link
- http://archives.neohapsis.com/archives/fulldisclosure/2009-11/0142.htmlBroken Link
- http://archives.neohapsis.com/archives/fulldisclosure/2009-11/0149.htmlBroken Link
- http://archives.neohapsis.com/archives/fulldisclosure/2009-11/0153.htmlBroken Link
- http://core.trac.wordpress.org/ticket/11122Issue TrackingVendor Advisory
- http://secunia.com/advisories/37332Third Party Advisory
FAQ
What is CVE-2009-3890?
CVE-2009-3890 is a vulnerability with a CVSS score of 6.0 (MEDIUM). Unrestricted file upload vulnerability in the wp_check_filetype function in wp-includes/functions.php in WordPress before 2.8.6, when a certain configuration of the mod_mime module in the Apache HTTP ...
How severe is CVE-2009-3890?
CVE-2009-3890 has been rated MEDIUM with a CVSS base score of 6.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-3890?
Check the references section above for vendor advisories and patch information. Affected products include: Wordpress Wordpress.