Autoptimize < 2.7.8 - Arbitrary File Upload via "Import Settings"
CVE-2021-24376

9.8CRITICAL

Key Information:

Vendor
Wordpress
Status
Autoptimize
Vendor
CVE Published:
21 June 2021

Summary

The Autoptimize WordPress plugin before 2.7.8 attempts to delete malicious files (such as .php) form the uploaded archive via the "Import Settings" feature, after its extraction. However, the extracted folders are not checked and it is possible to upload a zip which contained a directory with PHP file in it and then it is not removed from the disk. It is a bypass of CVE-2020-24948 which allows sending a PHP file via the "Import Settings" functionality to achieve Remote Code Execution.

Affected Version(s)

Autoptimize 2.7.8

References

https://wpscan.com/vulnerability/93edcc23-894a-46c2-84d2-...
x_refsource_CONFIRM

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Marcin Węgłowski
.