Description

WordPress Plugin Catch Themes Demo Import is prone to a vulnerability that lets attackers upload arbitrary files because the application fails to properly verify user-supplied input. An attacker can exploit this vulnerability to upload arbitrary code and run it in the context of the webserver process. This may facilitate unauthorized access or privilege escalation; other attacks are also possible. WordPress Plugin Catch Themes Demo Import version 1.7 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 1.8 or latest

References

https://github.com/BigTiger2020/word-press/blob/main/Catch%20Themes%20Demo%20Import.md

https://www.exploit-db.com/exploits/50580

https://packetstormsecurity.com/files/165207/WordPress-Catch-Themes-Demo-Import-1.6.1-Shell-Upload.html

https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39352

https://plugins.svn.wordpress.org/catch-themes-demo-import/trunk/readme.txt

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Severity

High

Classification

CVE-2021-39352 CWE-434 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Tags

Missing Update Unauthenticated File Upload