Arbitrary file upload in ARTWARE CMS

1) Arbitrary file upload

EUVDB-ID: #VU54660

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: CVE-2021-32538

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 during file upload within image upload function. A remote attacker can upload a malicious file and execute it on the server.

Mitigation

Install updates from vendor's website released on 1/8/2021.

Vulnerable software versions

ARTWARE CMS: All versions

CPE2.3

• cpe:2.3:a:artware_creative_design_co.:artware_cms:*:*:*:*:*:*:*:*

External links

https://www.twcert.org.tw/tw/cp-132-4850-9b53f-1.html

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.