Arbitrary file upload in Imagely WordPress Gallery Plugin – NextGEN Gallery

1) Arbitrary file upload

EUVDB-ID: #VU19895

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 2.0.66.

Vulnerable software versions

WordPress Gallery Plugin - NextGEN Gallery: 0.37 - 2.0.65

CPE2.3

• cpe:2.3:a:imagely:nextgen-gallery:0.37:*:*:*:*:wordpress:*:*
• cpe:2.3:a:imagely:nextgen-gallery:0.38:*:*:*:*:wordpress:*:*
• cpe:2.3:a:imagely:nextgen-gallery:0.39:*:*:*:*:wordpress:*:*

External links

https://wpvulndb.com/vulnerabilities/6449/

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.