WordPress Snap Creek Duplicator Plugin File Download Vulnerability

[ Why it matters ]Priority signals

• Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2021-11-03
• EPSS: 98% chance of exploitation in the next 30 days (higher than 100% of CVEs)

[ Description ]Official 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.

CISA: WordPress Snap Creek Duplicator plugin contains a file download vulnerability when an administrator creates a new copy of their site that allows an attacker to download the generated files from their Wordpress dashboard. This vulnerability affects Duplicator and Dulplicator Pro.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 3 May 2022): Apply updates per vendor instructions.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• packetstormsecurity.com/files/160621/WordPress-Duplicator-1.3.26-Directory-Traversal-Fi…ExploitThird Party AdvisoryVDB Entry
• packetstormsecurity.com/files/164533/WordPress-Duplicator-1.3.26-Arbitrary-File-Read.htmlExploitThird Party AdvisoryVDB Entry
• cwe.mitre.org/data/definitions/23.htmlNot Applicable
• snapcreek.com/duplicator/docs/changelogRelease NotesVendor Advisory
• www.wordfence.com/blog/2020/02/active-attack-on-recently-patched-duplicator-plugin-vuln…ExploitThird Party Advisory
• www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource