WordPress security changelog
HIGH CVE-2020-11738 Analyzed

Duplicator: Filesystem traversal

Duplicator is affected by filesystem traversal. Exposure depends on how the affected operation is made reachable by the site. A crafted path can escape the intended directory and reach files or directories elsewhere on the server.

CVE / CNA score 7.5 CVSS 3.0 · cve@mitre.org
NVD score 7.5 CVSS 3.1 · nvd@nist.gov
Component
Duplicator
Plugin slug
duplicator
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Apr 13, 2020
Weakness
CWE-22 — Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

This CVE was published Apr 13, 2020 and is one of 12 known issues for this plugin.

What to do

Update, patch or deactivate.

Update Duplicator 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

The Snap Creek Duplicator plugin before 1.3.28 for WordPress (and Duplicator Pro before 3.8.7.1) allows Directory Traversal via ../ in the file parameter to duplicator_download or duplicator_init.

CVE / CNA vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

Primary and upstream sources