Plupload: A security weakness

Plupload is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation.

CVE / CNA score 5.0 CVSS · cve@mitre.org

NVD score 5.0 CVSS 2.0 · nvd@nist.gov

Component: Plupload
Plugin slug: plupload
Affected: See vendor advisory
Safe version: See mitigation notes
Published: Apr 21, 2012
Weakness: CWE-264 — Permissions, Privileges, and Access Controls

This CVE was published Apr 21, 2012 and is one of 3 known issues for this plugin.

What to do

Update, patch or deactivate.

Update Plupload to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Source record

Technical description

Plupload before 1.5.4, as used in wp-includes/js/plupload/ in WordPress before 3.3.2 and other products, enables scripting regardless of the domain from which the SWF content was loaded, which allows remote attackers to bypass the Same Origin Policy via crafted content.

NVD vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

References

Update, patch or deactivate.

Technical description

Primary and upstream sources