Arbitrary file upload in W3 Total Cache for WordPress



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-434
Exploitation vector Network
Public exploit N/A
Vulnerable software
 W3 Total Cache
Web applications / Modules and components for CMS

Vendor Frederick Townes

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Arbitrary file upload

EUVDB-ID: #VU19782

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: N/A

CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file extension when uploading files. A remote attacker can upload and execute arbitrary file on the system.

Mitigation

Update to version 0.9.5.

Vulnerable software versions

W3 Total Cache: 0.5 - 0.9.4.1

CPE2.3 External links

https://secupress.me/blog/4-new-security-flaws-w3-total-cache-0-9-4-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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